Home / 40,429.56-60,663.18-15,461.39

Finding the Fourth Proportional to 40,429.56, 60,663.18 and 15,461.39

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Solution

The fourth proportional to 40,429.56, 60,663.18 and 15,461.39 is: 23,199.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,429.56 : 60,663.18 = 15,461.39 : x
  2. Step 2: Convert to fraction form
    40,429.56/60,663.18 = 15,461.39/x
  3. Step 3: Cross multiply
    40,429.56x = 60,663.18 × 15,461.39
  4. Step 4: Simplify right side
    40,429.56x = 937,936,781.30
  5. Step 5: Solve for x
    x = 937,936,781.30/40,429.56
  6. Step 6: Final answer
    x = 23,199.28

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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.