Home / 79,161.13-118,747.92-23,002.21

Finding the Fourth Proportional to 79,161.13, 118,747.92 and 23,002.21

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Solution

The fourth proportional to 79,161.13, 118,747.92 and 23,002.21 is: 34,505.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,161.13 : 118,747.92 = 23,002.21 : x
  2. Step 2: Convert to fraction form
    79,161.13/118,747.92 = 23,002.21/x
  3. Step 3: Cross multiply
    79,161.13x = 118,747.92 × 23,002.21
  4. Step 4: Simplify right side
    79,161.13x = 2,731,464,827.60
  5. Step 5: Solve for x
    x = 2,731,464,827.60/79,161.13
  6. Step 6: Final answer
    x = 34,505.13

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1.5x scale

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.