Home / 40,359.90-60,546.33-15,398.94

Finding the Fourth Proportional to 40,359.90, 60,546.33 and 15,398.94

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Solution

The fourth proportional to 40,359.90, 60,546.33 and 15,398.94 is: 23,100.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,359.90 : 60,546.33 = 15,398.94 : x
  2. Step 2: Convert to fraction form
    40,359.90/60,546.33 = 15,398.94/x
  3. Step 3: Cross multiply
    40,359.90x = 60,546.33 × 15,398.94
  4. Step 4: Simplify right side
    40,359.90x = 932,349,302.89
  5. Step 5: Solve for x
    x = 932,349,302.89/40,359.90
  6. Step 6: Final answer
    x = 23,100.88

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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.