Home / 125,114.33-172,657.87-67,754.10

Finding the Fourth Proportional to 125,114.33, 172,657.87 and 67,754.10

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Solution

The fourth proportional to 125,114.33, 172,657.87 and 67,754.10 is: 93,500.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,114.33 : 172,657.87 = 67,754.10 : x
  2. Step 2: Convert to fraction form
    125,114.33/172,657.87 = 67,754.10/x
  3. Step 3: Cross multiply
    125,114.33x = 172,657.87 × 67,754.10
  4. Step 4: Simplify right side
    125,114.33x = 11,698,279,258.41
  5. Step 5: Solve for x
    x = 11,698,279,258.41/125,114.33
  6. Step 6: Final answer
    x = 93,500.71

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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.