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Finding the Fourth Proportional to 70,092.95, 96,726.76 and 38,262.38

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Solution

The fourth proportional to 70,092.95, 96,726.76 and 38,262.38 is: 52,801.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,092.95 : 96,726.76 = 38,262.38 : x
  2. Step 2: Convert to fraction form
    70,092.95/96,726.76 = 38,262.38/x
  3. Step 3: Cross multiply
    70,092.95x = 96,726.76 × 38,262.38
  4. Step 4: Simplify right side
    70,092.95x = 3,700,995,468.00
  5. Step 5: Solve for x
    x = 3,700,995,468.00/70,092.95
  6. Step 6: Final answer
    x = 52,801.26

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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.