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Finding the Fourth Proportional to 69,402.68, 95,710.14 and 45,550.04

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Solution

The fourth proportional to 69,402.68, 95,710.14 and 45,550.04 is: 62,816.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,402.68 : 95,710.14 = 45,550.04 : x
  2. Step 2: Convert to fraction form
    69,402.68/95,710.14 = 45,550.04/x
  3. Step 3: Cross multiply
    69,402.68x = 95,710.14 × 45,550.04
  4. Step 4: Simplify right side
    69,402.68x = 4,359,600,705.41
  5. Step 5: Solve for x
    x = 4,359,600,705.41/69,402.68
  6. Step 6: Final answer
    x = 62,816.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.