Home / 53,723.28-80,565.85-15,761.96

Finding the Fourth Proportional to 53,723.28, 80,565.85 and 15,761.96

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Solution

The fourth proportional to 53,723.28, 80,565.85 and 15,761.96 is: 23,637.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,723.28 : 80,565.85 = 15,761.96 : x
  2. Step 2: Convert to fraction form
    53,723.28/80,565.85 = 15,761.96/x
  3. Step 3: Cross multiply
    53,723.28x = 80,565.85 × 15,761.96
  4. Step 4: Simplify right side
    53,723.28x = 1,269,875,223.43
  5. Step 5: Solve for x
    x = 1,269,875,223.43/53,723.28
  6. Step 6: Final answer
    x = 23,637.34

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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.