Home / 36,125.64-54,179.96-20,337.53

Finding the Fourth Proportional to 36,125.64, 54,179.96 and 20,337.53

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Solution

The fourth proportional to 36,125.64, 54,179.96 and 20,337.53 is: 30,501.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,125.64 : 54,179.96 = 20,337.53 : x
  2. Step 2: Convert to fraction form
    36,125.64/54,179.96 = 20,337.53/x
  3. Step 3: Cross multiply
    36,125.64x = 54,179.96 × 20,337.53
  4. Step 4: Simplify right side
    36,125.64x = 1,101,886,189.31
  5. Step 5: Solve for x
    x = 1,101,886,189.31/36,125.64
  6. Step 6: Final answer
    x = 30,501.50

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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.