Home / 73,434.60-101,339.94-39,899.88

Finding the Fourth Proportional to 73,434.60, 101,339.94 and 39,899.88

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Solution

The fourth proportional to 73,434.60, 101,339.94 and 39,899.88 is: 55,061.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,434.60 : 101,339.94 = 39,899.88 : x
  2. Step 2: Convert to fraction form
    73,434.60/101,339.94 = 39,899.88/x
  3. Step 3: Cross multiply
    73,434.60x = 101,339.94 × 39,899.88
  4. Step 4: Simplify right side
    73,434.60x = 4,043,451,445.21
  5. Step 5: Solve for x
    x = 4,043,451,445.21/73,434.60
  6. Step 6: Final answer
    x = 55,061.94

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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.