Home / 89,539.47-123,561.99-48,702.24

Finding the Fourth Proportional to 89,539.47, 123,561.99 and 48,702.24

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Solution

The fourth proportional to 89,539.47, 123,561.99 and 48,702.24 is: 67,207.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,539.47 : 123,561.99 = 48,702.24 : x
  2. Step 2: Convert to fraction form
    89,539.47/123,561.99 = 48,702.24/x
  3. Step 3: Cross multiply
    89,539.47x = 123,561.99 × 48,702.24
  4. Step 4: Simplify right side
    89,539.47x = 6,017,745,691.86
  5. Step 5: Solve for x
    x = 6,017,745,691.86/89,539.47
  6. Step 6: Final answer
    x = 67,207.74

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1.5x scale

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.