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Finding the Fourth Proportional to 60,476.79, 90,204.93 and 52,516.71

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Solution

The fourth proportional to 60,476.79, 90,204.93 and 52,516.71 is: 78,331.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,476.79 : 90,204.93 = 52,516.71 : x
  2. Step 2: Convert to fraction form
    60,476.79/90,204.93 = 52,516.71/x
  3. Step 3: Cross multiply
    60,476.79x = 90,204.93 × 52,516.71
  4. Step 4: Simplify right side
    60,476.79x = 4,737,266,149.38
  5. Step 5: Solve for x
    x = 4,737,266,149.38/60,476.79
  6. Step 6: Final answer
    x = 78,331.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.