Home / 40,373.25-60,572.22-20,665.77

Finding the Fourth Proportional to 40,373.25, 60,572.22 and 20,665.77

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Solution

The fourth proportional to 40,373.25, 60,572.22 and 20,665.77 is: 31,004.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,373.25 : 60,572.22 = 20,665.77 : x
  2. Step 2: Convert to fraction form
    40,373.25/60,572.22 = 20,665.77/x
  3. Step 3: Cross multiply
    40,373.25x = 60,572.22 × 20,665.77
  4. Step 4: Simplify right side
    40,373.25x = 1,251,771,566.91
  5. Step 5: Solve for x
    x = 1,251,771,566.91/40,373.25
  6. Step 6: Final answer
    x = 31,004.97

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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.