Home / 124,956.81-172,442.93-68,371.83

Finding the Fourth Proportional to 124,956.81, 172,442.93 and 68,371.83

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Solution

The fourth proportional to 124,956.81, 172,442.93 and 68,371.83 is: 94,354.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,956.81 : 172,442.93 = 68,371.83 : x
  2. Step 2: Convert to fraction form
    124,956.81/172,442.93 = 68,371.83/x
  3. Step 3: Cross multiply
    124,956.81x = 172,442.93 × 68,371.83
  4. Step 4: Simplify right side
    124,956.81x = 11,790,238,352.80
  5. Step 5: Solve for x
    x = 11,790,238,352.80/124,956.81
  6. Step 6: Final answer
    x = 94,354.51

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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.