Home / 85,197.28-127,814.64-26,037.52

Finding the Fourth Proportional to 85,197.28, 127,814.64 and 26,037.52

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Solution

The fourth proportional to 85,197.28, 127,814.64 and 26,037.52 is: 39,062.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,197.28 : 127,814.64 = 26,037.52 : x
  2. Step 2: Convert to fraction form
    85,197.28/127,814.64 = 26,037.52/x
  3. Step 3: Cross multiply
    85,197.28x = 127,814.64 × 26,037.52
  4. Step 4: Simplify right side
    85,197.28x = 3,327,976,245.29
  5. Step 5: Solve for x
    x = 3,327,976,245.29/85,197.28
  6. Step 6: Final answer
    x = 39,062.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.