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Finding the Fourth Proportional to 59,843.70, 89,838.45 and 30,246.30

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Solution

The fourth proportional to 59,843.70, 89,838.45 and 30,246.30 is: 45,406.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,843.70 : 89,838.45 = 30,246.30 : x
  2. Step 2: Convert to fraction form
    59,843.70/89,838.45 = 30,246.30/x
  3. Step 3: Cross multiply
    59,843.70x = 89,838.45 × 30,246.30
  4. Step 4: Simplify right side
    59,843.70x = 2,717,280,710.24
  5. Step 5: Solve for x
    x = 2,717,280,710.24/59,843.70
  6. Step 6: Final answer
    x = 45,406.30

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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.