Home / 77,158.55-115,746.13-24,555.73

Finding the Fourth Proportional to 77,158.55, 115,746.13 and 24,555.73

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Solution

The fourth proportional to 77,158.55, 115,746.13 and 24,555.73 is: 36,836.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,158.55 : 115,746.13 = 24,555.73 : x
  2. Step 2: Convert to fraction form
    77,158.55/115,746.13 = 24,555.73/x
  3. Step 3: Cross multiply
    77,158.55x = 115,746.13 × 24,555.73
  4. Step 4: Simplify right side
    77,158.55x = 2,842,230,716.82
  5. Step 5: Solve for x
    x = 2,842,230,716.82/77,158.55
  6. Step 6: Final answer
    x = 36,836.24

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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.