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Finding the Fourth Proportional to 61,920.13, 92,850.92 and 23,987.17

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Solution

The fourth proportional to 61,920.13, 92,850.92 and 23,987.17 is: 35,969.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,920.13 : 92,850.92 = 23,987.17 : x
  2. Step 2: Convert to fraction form
    61,920.13/92,850.92 = 23,987.17/x
  3. Step 3: Cross multiply
    61,920.13x = 92,850.92 × 23,987.17
  4. Step 4: Simplify right side
    61,920.13x = 2,227,230,862.66
  5. Step 5: Solve for x
    x = 2,227,230,862.66/61,920.13
  6. Step 6: Final answer
    x = 35,969.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.