Home / 124,839.80-187,259.70-96,846.20

Finding the Fourth Proportional to 124,839.80, 187,259.70 and 96,846.20

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Solution

The fourth proportional to 124,839.80, 187,259.70 and 96,846.20 is: 145,269.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,839.80 : 187,259.70 = 96,846.20 : x
  2. Step 2: Convert to fraction form
    124,839.80/187,259.70 = 96,846.20/x
  3. Step 3: Cross multiply
    124,839.80x = 187,259.70 × 96,846.20
  4. Step 4: Simplify right side
    124,839.80x = 18,135,390,358.14
  5. Step 5: Solve for x
    x = 18,135,390,358.14/124,839.80
  6. Step 6: Final answer
    x = 145,269.30

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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.