Home / 79,221.60-118,838.61-23,062.55

Finding the Fourth Proportional to 79,221.60, 118,838.61 and 23,062.55

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Solution

The fourth proportional to 79,221.60, 118,838.61 and 23,062.55 is: 34,595.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,221.60 : 118,838.61 = 23,062.55 : x
  2. Step 2: Convert to fraction form
    79,221.60/118,838.61 = 23,062.55/x
  3. Step 3: Cross multiply
    79,221.60x = 118,838.61 × 23,062.55
  4. Step 4: Simplify right side
    79,221.60x = 2,740,720,790.86
  5. Step 5: Solve for x
    x = 2,740,720,790.86/79,221.60
  6. Step 6: Final answer
    x = 34,595.63

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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.