Home / 95,931.07-143,917.36-36,766.78

Finding the Fourth Proportional to 95,931.07, 143,917.36 and 36,766.78

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Solution

The fourth proportional to 95,931.07, 143,917.36 and 36,766.78 is: 55,158.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,931.07 : 143,917.36 = 36,766.78 : x
  2. Step 2: Convert to fraction form
    95,931.07/143,917.36 = 36,766.78/x
  3. Step 3: Cross multiply
    95,931.07x = 143,917.36 × 36,766.78
  4. Step 4: Simplify right side
    95,931.07x = 5,291,377,461.59
  5. Step 5: Solve for x
    x = 5,291,377,461.59/95,931.07
  6. Step 6: Final answer
    x = 55,158.12

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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.