Home / 53,761.16-80,642.85-19,565.77

Finding the Fourth Proportional to 53,761.16, 80,642.85 and 19,565.77

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Solution

The fourth proportional to 53,761.16, 80,642.85 and 19,565.77 is: 29,349.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,761.16 : 80,642.85 = 19,565.77 : x
  2. Step 2: Convert to fraction form
    53,761.16/80,642.85 = 19,565.77/x
  3. Step 3: Cross multiply
    53,761.16x = 80,642.85 × 19,565.77
  4. Step 4: Simplify right side
    53,761.16x = 1,577,839,455.24
  5. Step 5: Solve for x
    x = 1,577,839,455.24/53,761.16
  6. Step 6: Final answer
    x = 29,349.06

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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.