Home / 40,529.80-60,773.10-17,129.80

Finding the Fourth Proportional to 40,529.80, 60,773.10 and 17,129.80

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Solution

The fourth proportional to 40,529.80, 60,773.10 and 17,129.80 is: 25,685.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,529.80 : 60,773.10 = 17,129.80 : x
  2. Step 2: Convert to fraction form
    40,529.80/60,773.10 = 17,129.80/x
  3. Step 3: Cross multiply
    40,529.80x = 60,773.10 × 17,129.80
  4. Step 4: Simplify right side
    40,529.80x = 1,041,031,048.38
  5. Step 5: Solve for x
    x = 1,041,031,048.38/40,529.80
  6. Step 6: Final answer
    x = 25,685.57

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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.