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Finding the Fourth Proportional to 60,874.32, 84,060 and 38,252.52

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Solution

The fourth proportional to 60,874.32, 84,060 and 38,252.52 is: 52,822.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,874.32 : 84,060 = 38,252.52 : x
  2. Step 2: Convert to fraction form
    60,874.32/84,060 = 38,252.52/x
  3. Step 3: Cross multiply
    60,874.32x = 84,060 × 38,252.52
  4. Step 4: Simplify right side
    60,874.32x = 3,215,506,831.20
  5. Step 5: Solve for x
    x = 3,215,506,831.20/60,874.32
  6. Step 6: Final answer
    x = 52,822.06

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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.