Home / 124,795.20-187,192.80-49,951.20

Finding the Fourth Proportional to 124,795.20, 187,192.80 and 49,951.20

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Solution

The fourth proportional to 124,795.20, 187,192.80 and 49,951.20 is: 74,926.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,795.20 : 187,192.80 = 49,951.20 : x
  2. Step 2: Convert to fraction form
    124,795.20/187,192.80 = 49,951.20/x
  3. Step 3: Cross multiply
    124,795.20x = 187,192.80 × 49,951.20
  4. Step 4: Simplify right side
    124,795.20x = 9,350,504,991.36
  5. Step 5: Solve for x
    x = 9,350,504,991.36/124,795.20
  6. Step 6: Final answer
    x = 74,926.80

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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.