Home / 124,440.53-171,727.49-67,851.90

Finding the Fourth Proportional to 124,440.53, 171,727.49 and 67,851.90

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Solution

The fourth proportional to 124,440.53, 171,727.49 and 67,851.90 is: 93,635.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,440.53 : 171,727.49 = 67,851.90 : x
  2. Step 2: Convert to fraction form
    124,440.53/171,727.49 = 67,851.90/x
  3. Step 3: Cross multiply
    124,440.53x = 171,727.49 × 67,851.90
  4. Step 4: Simplify right side
    124,440.53x = 11,652,036,648.36
  5. Step 5: Solve for x
    x = 11,652,036,648.36/124,440.53
  6. Step 6: Final answer
    x = 93,635.39

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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.