Home / 79,707.35-119,499.05-51,567.95

Finding the Fourth Proportional to 79,707.35, 119,499.05 and 51,567.95

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Solution

The fourth proportional to 79,707.35, 119,499.05 and 51,567.95 is: 77,311.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,707.35 : 119,499.05 = 51,567.95 : x
  2. Step 2: Convert to fraction form
    79,707.35/119,499.05 = 51,567.95/x
  3. Step 3: Cross multiply
    79,707.35x = 119,499.05 × 51,567.95
  4. Step 4: Simplify right side
    79,707.35x = 6,162,320,180.11
  5. Step 5: Solve for x
    x = 6,162,320,180.11/79,707.35
  6. Step 6: Final answer
    x = 77,311.82

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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.