Home / 89,272.53-123,191.95-48,985.29

Finding the Fourth Proportional to 89,272.53, 123,191.95 and 48,985.29

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Solution

The fourth proportional to 89,272.53, 123,191.95 and 48,985.29 is: 67,597.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,272.53 : 123,191.95 = 48,985.29 : x
  2. Step 2: Convert to fraction form
    89,272.53/123,191.95 = 48,985.29/x
  3. Step 3: Cross multiply
    89,272.53x = 123,191.95 × 48,985.29
  4. Step 4: Simplify right side
    89,272.53x = 6,034,593,396.42
  5. Step 5: Solve for x
    x = 6,034,593,396.42/89,272.53
  6. Step 6: Final answer
    x = 67,597.43

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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.