Home / 77,087.88-115,650.12-24,497.40

Finding the Fourth Proportional to 77,087.88, 115,650.12 and 24,497.40

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Solution

The fourth proportional to 77,087.88, 115,650.12 and 24,497.40 is: 36,751.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,087.88 : 115,650.12 = 24,497.40 : x
  2. Step 2: Convert to fraction form
    77,087.88/115,650.12 = 24,497.40/x
  3. Step 3: Cross multiply
    77,087.88x = 115,650.12 × 24,497.40
  4. Step 4: Simplify right side
    77,087.88x = 2,833,127,249.69
  5. Step 5: Solve for x
    x = 2,833,127,249.69/77,087.88
  6. Step 6: Final answer
    x = 36,751.92

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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.