Home / 79,909.27-110,316.25-58,374.84

Finding the Fourth Proportional to 79,909.27, 110,316.25 and 58,374.84

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Solution

The fourth proportional to 79,909.27, 110,316.25 and 58,374.84 is: 80,587.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,909.27 : 110,316.25 = 58,374.84 : x
  2. Step 2: Convert to fraction form
    79,909.27/110,316.25 = 58,374.84/x
  3. Step 3: Cross multiply
    79,909.27x = 110,316.25 × 58,374.84
  4. Step 4: Simplify right side
    79,909.27x = 6,439,693,443.15
  5. Step 5: Solve for x
    x = 6,439,693,443.15/79,909.27
  6. Step 6: Final answer
    x = 80,587.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.