Home / 89,360.60-123,319.80-48,526.47

Finding the Fourth Proportional to 89,360.60, 123,319.80 and 48,526.47

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Solution

The fourth proportional to 89,360.60, 123,319.80 and 48,526.47 is: 66,967.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,360.60 : 123,319.80 = 48,526.47 : x
  2. Step 2: Convert to fraction form
    89,360.60/123,319.80 = 48,526.47/x
  3. Step 3: Cross multiply
    89,360.60x = 123,319.80 × 48,526.47
  4. Step 4: Simplify right side
    89,360.60x = 5,984,274,575.11
  5. Step 5: Solve for x
    x = 5,984,274,575.11/89,360.60
  6. Step 6: Final answer
    x = 66,967.71

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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.