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Finding the Fourth Proportional to 92,346.00, 127,542.57 and 62,078.83

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Solution

The fourth proportional to 92,346.00, 127,542.57 and 62,078.83 is: 85,739.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,346.00 : 127,542.57 = 62,078.83 : x
  2. Step 2: Convert to fraction form
    92,346.00/127,542.57 = 62,078.83/x
  3. Step 3: Cross multiply
    92,346.00x = 127,542.57 × 62,078.83
  4. Step 4: Simplify right side
    92,346.00x = 7,917,693,851.64
  5. Step 5: Solve for x
    x = 7,917,693,851.64/92,346.00
  6. Step 6: Final answer
    x = 85,739.44

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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.