Home / 124,877.70-187,316.55-124,100.10

Finding the Fourth Proportional to 124,877.70, 187,316.55 and 124,100.10

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Solution

The fourth proportional to 124,877.70, 187,316.55 and 124,100.10 is: 186,150.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,877.70 : 187,316.55 = 124,100.10 : x
  2. Step 2: Convert to fraction form
    124,877.70/187,316.55 = 124,100.10/x
  3. Step 3: Cross multiply
    124,877.70x = 187,316.55 × 124,100.10
  4. Step 4: Simplify right side
    124,877.70x = 23,246,002,586.66
  5. Step 5: Solve for x
    x = 23,246,002,586.66/124,877.70
  6. Step 6: Final answer
    x = 186,150.15

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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.