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Finding the Fourth Proportional to 60,254.91, 83,190.51 and 38,753.91

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Solution

The fourth proportional to 60,254.91, 83,190.51 and 38,753.91 is: 53,505.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,254.91 : 83,190.51 = 38,753.91 : x
  2. Step 2: Convert to fraction form
    60,254.91/83,190.51 = 38,753.91/x
  3. Step 3: Cross multiply
    60,254.91x = 83,190.51 × 38,753.91
  4. Step 4: Simplify right side
    60,254.91x = 3,223,957,537.39
  5. Step 5: Solve for x
    x = 3,223,957,537.39/60,254.91
  6. Step 6: Final answer
    x = 53,505.31

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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.