Home / 57,750.28-86,628.66-16,200.52

Finding the Fourth Proportional to 57,750.28, 86,628.66 and 16,200.52

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Solution

The fourth proportional to 57,750.28, 86,628.66 and 16,200.52 is: 24,301.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,750.28 : 86,628.66 = 16,200.52 : x
  2. Step 2: Convert to fraction form
    57,750.28/86,628.66 = 16,200.52/x
  3. Step 3: Cross multiply
    57,750.28x = 86,628.66 × 16,200.52
  4. Step 4: Simplify right side
    57,750.28x = 1,403,429,338.90
  5. Step 5: Solve for x
    x = 1,403,429,338.90/57,750.28
  6. Step 6: Final answer
    x = 24,301.69

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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.