Home / 77,127.30-115,699.46-24,524.51

Finding the Fourth Proportional to 77,127.30, 115,699.46 and 24,524.51

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Solution

The fourth proportional to 77,127.30, 115,699.46 and 24,524.51 is: 36,789.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,127.30 : 115,699.46 = 24,524.51 : x
  2. Step 2: Convert to fraction form
    77,127.30/115,699.46 = 24,524.51/x
  3. Step 3: Cross multiply
    77,127.30x = 115,699.46 × 24,524.51
  4. Step 4: Simplify right side
    77,127.30x = 2,837,471,862.64
  5. Step 5: Solve for x
    x = 2,837,471,862.64/77,127.30
  6. Step 6: Final answer
    x = 36,789.46

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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.