Home / 124,635.06-171,988.38-68,046.30

Finding the Fourth Proportional to 124,635.06, 171,988.38 and 68,046.30

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Solution

The fourth proportional to 124,635.06, 171,988.38 and 68,046.30 is: 93,899.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,635.06 : 171,988.38 = 68,046.30 : x
  2. Step 2: Convert to fraction form
    124,635.06/171,988.38 = 68,046.30/x
  3. Step 3: Cross multiply
    124,635.06x = 171,988.38 × 68,046.30
  4. Step 4: Simplify right side
    124,635.06x = 11,703,172,901.99
  5. Step 5: Solve for x
    x = 11,703,172,901.99/124,635.06
  6. Step 6: Final answer
    x = 93,899.52

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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.