Home / 124,298.24-171,531.61-67,709.61

Finding the Fourth Proportional to 124,298.24, 171,531.61 and 67,709.61

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Solution

The fourth proportional to 124,298.24, 171,531.61 and 67,709.61 is: 93,439.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,298.24 : 171,531.61 = 67,709.61 : x
  2. Step 2: Convert to fraction form
    124,298.24/171,531.61 = 67,709.61/x
  3. Step 3: Cross multiply
    124,298.24x = 171,531.61 × 67,709.61
  4. Step 4: Simplify right side
    124,298.24x = 11,614,338,246.50
  5. Step 5: Solve for x
    x = 11,614,338,246.50/124,298.24
  6. Step 6: Final answer
    x = 93,439.29

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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.