Home / 124,320.56-171,565.71-67,735.58

Finding the Fourth Proportional to 124,320.56, 171,565.71 and 67,735.58

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Solution

The fourth proportional to 124,320.56, 171,565.71 and 67,735.58 is: 93,476.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,320.56 : 171,565.71 = 67,735.58 : x
  2. Step 2: Convert to fraction form
    124,320.56/171,565.71 = 67,735.58/x
  3. Step 3: Cross multiply
    124,320.56x = 171,565.71 × 67,735.58
  4. Step 4: Simplify right side
    124,320.56x = 11,621,102,874.96
  5. Step 5: Solve for x
    x = 11,621,102,874.96/124,320.56
  6. Step 6: Final answer
    x = 93,476.92

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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.