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Finding the Fourth Proportional to 88,069.70, 132,104.55 and 48,703.70

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Solution

The fourth proportional to 88,069.70, 132,104.55 and 48,703.70 is: 73,055.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,069.70 : 132,104.55 = 48,703.70 : x
  2. Step 2: Convert to fraction form
    88,069.70/132,104.55 = 48,703.70/x
  3. Step 3: Cross multiply
    88,069.70x = 132,104.55 × 48,703.70
  4. Step 4: Simplify right side
    88,069.70x = 6,433,980,371.84
  5. Step 5: Solve for x
    x = 6,433,980,371.84/88,069.70
  6. Step 6: Final answer
    x = 73,055.55

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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.