Home / 75,542.40-113,313.60-36,176.40

Finding the Fourth Proportional to 75,542.40, 113,313.60 and 36,176.40

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Solution

The fourth proportional to 75,542.40, 113,313.60 and 36,176.40 is: 54,264.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,542.40 : 113,313.60 = 36,176.40 : x
  2. Step 2: Convert to fraction form
    75,542.40/113,313.60 = 36,176.40/x
  3. Step 3: Cross multiply
    75,542.40x = 113,313.60 × 36,176.40
  4. Step 4: Simplify right side
    75,542.40x = 4,099,278,119.04
  5. Step 5: Solve for x
    x = 4,099,278,119.04/75,542.40
  6. Step 6: Final answer
    x = 54,264.60

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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.