Home / 52,292.70-72,163.56-28,418.76

Finding the Fourth Proportional to 52,292.70, 72,163.56 and 28,418.76

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Solution

The fourth proportional to 52,292.70, 72,163.56 and 28,418.76 is: 39,217.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,292.70 : 72,163.56 = 28,418.76 : x
  2. Step 2: Convert to fraction form
    52,292.70/72,163.56 = 28,418.76/x
  3. Step 3: Cross multiply
    52,292.70x = 72,163.56 × 28,418.76
  4. Step 4: Simplify right side
    52,292.70x = 2,050,798,892.39
  5. Step 5: Solve for x
    x = 2,050,798,892.39/52,292.70
  6. Step 6: Final answer
    x = 39,217.69

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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.