Home / 124,744.40-187,116.60-36,000.80

Finding the Fourth Proportional to 124,744.40, 187,116.60 and 36,000.80

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Solution

The fourth proportional to 124,744.40, 187,116.60 and 36,000.80 is: 54,001.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,744.40 : 187,116.60 = 36,000.80 : x
  2. Step 2: Convert to fraction form
    124,744.40/187,116.60 = 36,000.80/x
  3. Step 3: Cross multiply
    124,744.40x = 187,116.60 × 36,000.80
  4. Step 4: Simplify right side
    124,744.40x = 6,736,347,293.28
  5. Step 5: Solve for x
    x = 6,736,347,293.28/124,744.40
  6. Step 6: Final answer
    x = 54,001.20

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1.5x scale

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.