Home / 88,648.04-132,972.06-70,193

Finding the Fourth Proportional to 88,648.04, 132,972.06 and 70,193

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Solution

The fourth proportional to 88,648.04, 132,972.06 and 70,193 is: 105,289.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,648.04 : 132,972.06 = 70,193 : x
  2. Step 2: Convert to fraction form
    88,648.04/132,972.06 = 70,193/x
  3. Step 3: Cross multiply
    88,648.04x = 132,972.06 × 70,193
  4. Step 4: Simplify right side
    88,648.04x = 9,333,707,807.58
  5. Step 5: Solve for x
    x = 9,333,707,807.58/88,648.04
  6. Step 6: Final answer
    x = 105,289.50

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.