Home / 79,507.90-118,592.04-73,996.66

Finding the Fourth Proportional to 79,507.90, 118,592.04 and 73,996.66

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Solution

The fourth proportional to 79,507.90, 118,592.04 and 73,996.66 is: 110,371.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,507.90 : 118,592.04 = 73,996.66 : x
  2. Step 2: Convert to fraction form
    79,507.90/118,592.04 = 73,996.66/x
  3. Step 3: Cross multiply
    79,507.90x = 118,592.04 × 73,996.66
  4. Step 4: Simplify right side
    79,507.90x = 8,775,414,862.59
  5. Step 5: Solve for x
    x = 8,775,414,862.59/79,507.90
  6. Step 6: Final answer
    x = 110,371.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.