Home / 48,876.08-73,314.12-28,086.32

Finding the Fourth Proportional to 48,876.08, 73,314.12 and 28,086.32

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Solution

The fourth proportional to 48,876.08, 73,314.12 and 28,086.32 is: 42,129.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,876.08 : 73,314.12 = 28,086.32 : x
  2. Step 2: Convert to fraction form
    48,876.08/73,314.12 = 28,086.32/x
  3. Step 3: Cross multiply
    48,876.08x = 73,314.12 × 28,086.32
  4. Step 4: Simplify right side
    48,876.08x = 2,059,123,834.84
  5. Step 5: Solve for x
    x = 2,059,123,834.84/48,876.08
  6. Step 6: Final answer
    x = 42,129.48

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1.5x scale

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.