Home / 124,921.44-187,392.18-40,680.02

Finding the Fourth Proportional to 124,921.44, 187,392.18 and 40,680.02

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Solution

The fourth proportional to 124,921.44, 187,392.18 and 40,680.02 is: 61,023.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,921.44 : 187,392.18 = 40,680.02 : x
  2. Step 2: Convert to fraction form
    124,921.44/187,392.18 = 40,680.02/x
  3. Step 3: Cross multiply
    124,921.44x = 187,392.18 × 40,680.02
  4. Step 4: Simplify right side
    124,921.44x = 7,623,118,251.27
  5. Step 5: Solve for x
    x = 7,623,118,251.27/124,921.44
  6. Step 6: Final answer
    x = 61,023.30

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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.