Home / 124,438.14-171,727.32-67,849.92

Finding the Fourth Proportional to 124,438.14, 171,727.32 and 67,849.92

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Solution

The fourth proportional to 124,438.14, 171,727.32 and 67,849.92 is: 93,634.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,438.14 : 171,727.32 = 67,849.92 : x
  2. Step 2: Convert to fraction form
    124,438.14/171,727.32 = 67,849.92/x
  3. Step 3: Cross multiply
    124,438.14x = 171,727.32 × 67,849.92
  4. Step 4: Simplify right side
    124,438.14x = 11,651,684,923.81
  5. Step 5: Solve for x
    x = 11,651,684,923.81/124,438.14
  6. Step 6: Final answer
    x = 93,634.35

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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.