Home / 89,246.45-123,159.60-48,959.18

Finding the Fourth Proportional to 89,246.45, 123,159.60 and 48,959.18

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Solution

The fourth proportional to 89,246.45, 123,159.60 and 48,959.18 is: 67,563.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,246.45 : 123,159.60 = 48,959.18 : x
  2. Step 2: Convert to fraction form
    89,246.45/123,159.60 = 48,959.18/x
  3. Step 3: Cross multiply
    89,246.45x = 123,159.60 × 48,959.18
  4. Step 4: Simplify right side
    89,246.45x = 6,029,793,025.13
  5. Step 5: Solve for x
    x = 6,029,793,025.13/89,246.45
  6. Step 6: Final answer
    x = 67,563.39

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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.