Home / 55,037.04-75,951.17-31,163.76

Finding the Fourth Proportional to 55,037.04, 75,951.17 and 31,163.76

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Solution

The fourth proportional to 55,037.04, 75,951.17 and 31,163.76 is: 43,006.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,037.04 : 75,951.17 = 31,163.76 : x
  2. Step 2: Convert to fraction form
    55,037.04/75,951.17 = 31,163.76/x
  3. Step 3: Cross multiply
    55,037.04x = 75,951.17 × 31,163.76
  4. Step 4: Simplify right side
    55,037.04x = 2,366,924,033.60
  5. Step 5: Solve for x
    x = 2,366,924,033.60/55,037.04
  6. Step 6: Final answer
    x = 43,006.02

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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.