Home / 187,024.40-280,536.60-53,892.80

Finding the Fourth Proportional to 187,024.40, 280,536.60 and 53,892.80

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Solution

The fourth proportional to 187,024.40, 280,536.60 and 53,892.80 is: 80,839.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,024.40 : 280,536.60 = 53,892.80 : x
  2. Step 2: Convert to fraction form
    187,024.40/280,536.60 = 53,892.80/x
  3. Step 3: Cross multiply
    187,024.40x = 280,536.60 × 53,892.80
  4. Step 4: Simplify right side
    187,024.40x = 15,118,902,876.48
  5. Step 5: Solve for x
    x = 15,118,902,876.48/187,024.40
  6. Step 6: Final answer
    x = 80,839.20

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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.