Home / 83,530.86-125,269.53-27,355.74

Finding the Fourth Proportional to 83,530.86, 125,269.53 and 27,355.74

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Solution

The fourth proportional to 83,530.86, 125,269.53 and 27,355.74 is: 41,024.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,530.86 : 125,269.53 = 27,355.74 : x
  2. Step 2: Convert to fraction form
    83,530.86/125,269.53 = 27,355.74/x
  3. Step 3: Cross multiply
    83,530.86x = 125,269.53 × 27,355.74
  4. Step 4: Simplify right side
    83,530.86x = 3,426,840,692.60
  5. Step 5: Solve for x
    x = 3,426,840,692.60/83,530.86
  6. Step 6: Final answer
    x = 41,024.85

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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.