Home / 124,877.50-187,316.44-51,005.50

Finding the Fourth Proportional to 124,877.50, 187,316.44 and 51,005.50

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Solution

The fourth proportional to 124,877.50, 187,316.44 and 51,005.50 is: 76,508.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,877.50 : 187,316.44 = 51,005.50 : x
  2. Step 2: Convert to fraction form
    124,877.50/187,316.44 = 51,005.50/x
  3. Step 3: Cross multiply
    124,877.50x = 187,316.44 × 51,005.50
  4. Step 4: Simplify right side
    124,877.50x = 9,554,168,680.42
  5. Step 5: Solve for x
    x = 9,554,168,680.42/124,877.50
  6. Step 6: Final answer
    x = 76,508.33

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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.