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Finding the Fourth Proportional to 92,613.78, 127,760.04 and 58,564.89

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Solution

The fourth proportional to 92,613.78, 127,760.04 and 58,564.89 is: 80,789.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,613.78 : 127,760.04 = 58,564.89 : x
  2. Step 2: Convert to fraction form
    92,613.78/127,760.04 = 58,564.89/x
  3. Step 3: Cross multiply
    92,613.78x = 127,760.04 × 58,564.89
  4. Step 4: Simplify right side
    92,613.78x = 7,482,252,689.00
  5. Step 5: Solve for x
    x = 7,482,252,689.00/92,613.78
  6. Step 6: Final answer
    x = 80,789.84

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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.