Home / 124,817.52-187,243.96-40,550.72

Finding the Fourth Proportional to 124,817.52, 187,243.96 and 40,550.72

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Solution

The fourth proportional to 124,817.52, 187,243.96 and 40,550.72 is: 60,831.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,817.52 : 187,243.96 = 40,550.72 : x
  2. Step 2: Convert to fraction form
    124,817.52/187,243.96 = 40,550.72/x
  3. Step 3: Cross multiply
    124,817.52x = 187,243.96 × 40,550.72
  4. Step 4: Simplify right side
    124,817.52x = 7,592,877,393.65
  5. Step 5: Solve for x
    x = 7,592,877,393.65/124,817.52
  6. Step 6: Final answer
    x = 60,831.82

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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.