Home / 124,854.55-172,299.27-68,265.92

Finding the Fourth Proportional to 124,854.55, 172,299.27 and 68,265.92

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Solution

The fourth proportional to 124,854.55, 172,299.27 and 68,265.92 is: 94,206.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,854.55 : 172,299.27 = 68,265.92 : x
  2. Step 2: Convert to fraction form
    124,854.55/172,299.27 = 68,265.92/x
  3. Step 3: Cross multiply
    124,854.55x = 172,299.27 × 68,265.92
  4. Step 4: Simplify right side
    124,854.55x = 11,762,168,612.63
  5. Step 5: Solve for x
    x = 11,762,168,612.63/124,854.55
  6. Step 6: Final answer
    x = 94,206.97

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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.