Home / 109,771.55-151,482.78-62,023.88

Finding the Fourth Proportional to 109,771.55, 151,482.78 and 62,023.88

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Solution

The fourth proportional to 109,771.55, 151,482.78 and 62,023.88 is: 85,591.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,771.55 : 151,482.78 = 62,023.88 : x
  2. Step 2: Convert to fraction form
    109,771.55/151,482.78 = 62,023.88/x
  3. Step 3: Cross multiply
    109,771.55x = 151,482.78 × 62,023.88
  4. Step 4: Simplify right side
    109,771.55x = 9,395,549,768.79
  5. Step 5: Solve for x
    x = 9,395,549,768.79/109,771.55
  6. Step 6: Final answer
    x = 85,591.85

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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.