Home / 125,024.60-187,523.94-65,836.28

Finding the Fourth Proportional to 125,024.60, 187,523.94 and 65,836.28

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Solution

The fourth proportional to 125,024.60, 187,523.94 and 65,836.28 is: 98,747.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,024.60 : 187,523.94 = 65,836.28 : x
  2. Step 2: Convert to fraction form
    125,024.60/187,523.94 = 65,836.28/x
  3. Step 3: Cross multiply
    125,024.60x = 187,523.94 × 65,836.28
  4. Step 4: Simplify right side
    125,024.60x = 12,345,878,620.54
  5. Step 5: Solve for x
    x = 12,345,878,620.54/125,024.60
  6. Step 6: Final answer
    x = 98,747.60

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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.