Home / 79,337.20-109,484.40-43,527.52

Finding the Fourth Proportional to 79,337.20, 109,484.40 and 43,527.52

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Solution

The fourth proportional to 79,337.20, 109,484.40 and 43,527.52 is: 60,067.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,337.20 : 109,484.40 = 43,527.52 : x
  2. Step 2: Convert to fraction form
    79,337.20/109,484.40 = 43,527.52/x
  3. Step 3: Cross multiply
    79,337.20x = 109,484.40 × 43,527.52
  4. Step 4: Simplify right side
    79,337.20x = 4,765,584,410.69
  5. Step 5: Solve for x
    x = 4,765,584,410.69/79,337.20
  6. Step 6: Final answer
    x = 60,067.46

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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.