Home / 70,535.60-97,339.25-38,704.75

Finding the Fourth Proportional to 70,535.60, 97,339.25 and 38,704.75

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Solution

The fourth proportional to 70,535.60, 97,339.25 and 38,704.75 is: 53,412.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,535.60 : 97,339.25 = 38,704.75 : x
  2. Step 2: Convert to fraction form
    70,535.60/97,339.25 = 38,704.75/x
  3. Step 3: Cross multiply
    70,535.60x = 97,339.25 × 38,704.75
  4. Step 4: Simplify right side
    70,535.60x = 3,767,491,336.44
  5. Step 5: Solve for x
    x = 3,767,491,336.44/70,535.60
  6. Step 6: Final answer
    x = 53,412.62

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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.