Home / 124,814.20-187,245.60-36,070.60

Finding the Fourth Proportional to 124,814.20, 187,245.60 and 36,070.60

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Solution

The fourth proportional to 124,814.20, 187,245.60 and 36,070.60 is: 54,112.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,814.20 : 187,245.60 = 36,070.60 : x
  2. Step 2: Convert to fraction form
    124,814.20/187,245.60 = 36,070.60/x
  3. Step 3: Cross multiply
    124,814.20x = 187,245.60 × 36,070.60
  4. Step 4: Simplify right side
    124,814.20x = 6,754,061,139.36
  5. Step 5: Solve for x
    x = 6,754,061,139.36/124,814.20
  6. Step 6: Final answer
    x = 54,112.92

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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.