Home / 124,126.28-171,297.92-67,541.32

Finding the Fourth Proportional to 124,126.28, 171,297.92 and 67,541.32

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Solution

The fourth proportional to 124,126.28, 171,297.92 and 67,541.32 is: 93,209.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,126.28 : 171,297.92 = 67,541.32 : x
  2. Step 2: Convert to fraction form
    124,126.28/171,297.92 = 67,541.32/x
  3. Step 3: Cross multiply
    124,126.28x = 171,297.92 × 67,541.32
  4. Step 4: Simplify right side
    124,126.28x = 11,569,687,630.05
  5. Step 5: Solve for x
    x = 11,569,687,630.05/124,126.28
  6. Step 6: Final answer
    x = 93,209.01

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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.