Home / 124,127.73-170,863.68-108,184.50

Finding the Fourth Proportional to 124,127.73, 170,863.68 and 108,184.50

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Solution

The fourth proportional to 124,127.73, 170,863.68 and 108,184.50 is: 148,917.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,127.73 : 170,863.68 = 108,184.50 : x
  2. Step 2: Convert to fraction form
    124,127.73/170,863.68 = 108,184.50/x
  3. Step 3: Cross multiply
    124,127.73x = 170,863.68 × 108,184.50
  4. Step 4: Simplify right side
    124,127.73x = 18,484,801,788.96
  5. Step 5: Solve for x
    x = 18,484,801,788.96/124,127.73
  6. Step 6: Final answer
    x = 148,917.59

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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.