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Finding the Fourth Proportional to 60,951.62, 84,165.15 and 38,328.47

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Solution

The fourth proportional to 60,951.62, 84,165.15 and 38,328.47 is: 52,925.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,951.62 : 84,165.15 = 38,328.47 : x
  2. Step 2: Convert to fraction form
    60,951.62/84,165.15 = 38,328.47/x
  3. Step 3: Cross multiply
    60,951.62x = 84,165.15 × 38,328.47
  4. Step 4: Simplify right side
    60,951.62x = 3,225,921,426.82
  5. Step 5: Solve for x
    x = 3,225,921,426.82/60,951.62
  6. Step 6: Final answer
    x = 52,925.93

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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.