Home / 124,373.13-171,635.10-67,784.52

Finding the Fourth Proportional to 124,373.13, 171,635.10 and 67,784.52

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Solution

The fourth proportional to 124,373.13, 171,635.10 and 67,784.52 is: 93,542.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,373.13 : 171,635.10 = 67,784.52 : x
  2. Step 2: Convert to fraction form
    124,373.13/171,635.10 = 67,784.52/x
  3. Step 3: Cross multiply
    124,373.13x = 171,635.10 × 67,784.52
  4. Step 4: Simplify right side
    124,373.13x = 11,634,202,868.65
  5. Step 5: Solve for x
    x = 11,634,202,868.65/124,373.13
  6. Step 6: Final answer
    x = 93,542.74

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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.