Home / 55,642.29-76,790.52-34,433.88

Finding the Fourth Proportional to 55,642.29, 76,790.52 and 34,433.88

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Solution

The fourth proportional to 55,642.29, 76,790.52 and 34,433.88 is: 47,521.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,642.29 : 76,790.52 = 34,433.88 : x
  2. Step 2: Convert to fraction form
    55,642.29/76,790.52 = 34,433.88/x
  3. Step 3: Cross multiply
    55,642.29x = 76,790.52 × 34,433.88
  4. Step 4: Simplify right side
    55,642.29x = 2,644,195,550.82
  5. Step 5: Solve for x
    x = 2,644,195,550.82/55,642.29
  6. Step 6: Final answer
    x = 47,521.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.