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Finding the Fourth Proportional to 92,080.74, 126,962.73 and 63,023.12

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Solution

The fourth proportional to 92,080.74, 126,962.73 and 63,023.12 is: 86,897.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,080.74 : 126,962.73 = 63,023.12 : x
  2. Step 2: Convert to fraction form
    92,080.74/126,962.73 = 63,023.12/x
  3. Step 3: Cross multiply
    92,080.74x = 126,962.73 × 63,023.12
  4. Step 4: Simplify right side
    92,080.74x = 8,001,587,685.72
  5. Step 5: Solve for x
    x = 8,001,587,685.72/92,080.74
  6. Step 6: Final answer
    x = 86,897.52

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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.