Home / 124,702.89-187,080.59-40,456.47

Finding the Fourth Proportional to 124,702.89, 187,080.59 and 40,456.47

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Solution

The fourth proportional to 124,702.89, 187,080.59 and 40,456.47 is: 60,693.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,702.89 : 187,080.59 = 40,456.47 : x
  2. Step 2: Convert to fraction form
    124,702.89/187,080.59 = 40,456.47/x
  3. Step 3: Cross multiply
    124,702.89x = 187,080.59 × 40,456.47
  4. Step 4: Simplify right side
    124,702.89x = 7,568,620,276.92
  5. Step 5: Solve for x
    x = 7,568,620,276.92/124,702.89
  6. Step 6: Final answer
    x = 60,693.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.