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Finding the Fourth Proportional to 92,703.62, 127,930.24 and 52,425.30

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Solution

The fourth proportional to 92,703.62, 127,930.24 and 52,425.30 is: 72,346.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,703.62 : 127,930.24 = 52,425.30 : x
  2. Step 2: Convert to fraction form
    92,703.62/127,930.24 = 52,425.30/x
  3. Step 3: Cross multiply
    92,703.62x = 127,930.24 × 52,425.30
  4. Step 4: Simplify right side
    92,703.62x = 6,706,781,211.07
  5. Step 5: Solve for x
    x = 6,706,781,211.07/92,703.62
  6. Step 6: Final answer
    x = 72,346.49

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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.