Home / 172,766.74-238,426.20-101,169.82

Finding the Fourth Proportional to 172,766.74, 238,426.20 and 101,169.82

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Solution

The fourth proportional to 172,766.74, 238,426.20 and 101,169.82 is: 139,619.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,766.74 : 238,426.20 = 101,169.82 : x
  2. Step 2: Convert to fraction form
    172,766.74/238,426.20 = 101,169.82/x
  3. Step 3: Cross multiply
    172,766.74x = 238,426.20 × 101,169.82
  4. Step 4: Simplify right side
    172,766.74x = 24,121,535,737.28
  5. Step 5: Solve for x
    x = 24,121,535,737.28/172,766.74
  6. Step 6: Final answer
    x = 139,619.09

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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.