Home / 54,340.12-81,370.98-32,169.40

Finding the Fourth Proportional to 54,340.12, 81,370.98 and 32,169.40

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Solution

The fourth proportional to 54,340.12, 81,370.98 and 32,169.40 is: 48,171.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,340.12 : 81,370.98 = 32,169.40 : x
  2. Step 2: Convert to fraction form
    54,340.12/81,370.98 = 32,169.40/x
  3. Step 3: Cross multiply
    54,340.12x = 81,370.98 × 32,169.40
  4. Step 4: Simplify right side
    54,340.12x = 2,617,655,858.30
  5. Step 5: Solve for x
    x = 2,617,655,858.30/54,340.12
  6. Step 6: Final answer
    x = 48,171.70

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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.