Home / 124,718.50-187,079.37-41,612.50

Finding the Fourth Proportional to 124,718.50, 187,079.37 and 41,612.50

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Solution

The fourth proportional to 124,718.50, 187,079.37 and 41,612.50 is: 62,419.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,718.50 : 187,079.37 = 41,612.50 : x
  2. Step 2: Convert to fraction form
    124,718.50/187,079.37 = 41,612.50/x
  3. Step 3: Cross multiply
    124,718.50x = 187,079.37 × 41,612.50
  4. Step 4: Simplify right side
    124,718.50x = 7,784,840,284.13
  5. Step 5: Solve for x
    x = 7,784,840,284.13/124,718.50
  6. Step 6: Final answer
    x = 62,419.29

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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.