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Finding the Fourth Proportional to 110,700.70, 152,766.86 and 60,399.70

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Solution

The fourth proportional to 110,700.70, 152,766.86 and 60,399.70 is: 83,351.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,700.70 : 152,766.86 = 60,399.70 : x
  2. Step 2: Convert to fraction form
    110,700.70/152,766.86 = 60,399.70/x
  3. Step 3: Cross multiply
    110,700.70x = 152,766.86 × 60,399.70
  4. Step 4: Simplify right side
    110,700.70x = 9,227,072,513.94
  5. Step 5: Solve for x
    x = 9,227,072,513.94/110,700.70
  6. Step 6: Final answer
    x = 83,351.53

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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.