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Finding the Fourth Proportional to 60,042.60, 89,966.70 and 37,816.20

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Solution

The fourth proportional to 60,042.60, 89,966.70 and 37,816.20 is: 56,663.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,042.60 : 89,966.70 = 37,816.20 : x
  2. Step 2: Convert to fraction form
    60,042.60/89,966.70 = 37,816.20/x
  3. Step 3: Cross multiply
    60,042.60x = 89,966.70 × 37,816.20
  4. Step 4: Simplify right side
    60,042.60x = 3,402,198,720.54
  5. Step 5: Solve for x
    x = 3,402,198,720.54/60,042.60
  6. Step 6: Final answer
    x = 56,663.08

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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.