Home / 57,150-78,867.03-32,000.04

Finding the Fourth Proportional to 57,150, 78,867.03 and 32,000.04

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Solution

The fourth proportional to 57,150, 78,867.03 and 32,000.04 is: 44,160.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,150 : 78,867.03 = 32,000.04 : x
  2. Step 2: Convert to fraction form
    57,150/78,867.03 = 32,000.04/x
  3. Step 3: Cross multiply
    57,150x = 78,867.03 × 32,000.04
  4. Step 4: Simplify right side
    57,150x = 2,523,748,114.68
  5. Step 5: Solve for x
    x = 2,523,748,114.68/57,150
  6. Step 6: Final answer
    x = 44,160.07

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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.