Home / 165,163.32-227,924.04-89,711.76

Finding the Fourth Proportional to 165,163.32, 227,924.04 and 89,711.76

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Solution

The fourth proportional to 165,163.32, 227,924.04 and 89,711.76 is: 123,801.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,163.32 : 227,924.04 = 89,711.76 : x
  2. Step 2: Convert to fraction form
    165,163.32/227,924.04 = 89,711.76/x
  3. Step 3: Cross multiply
    165,163.32x = 227,924.04 × 89,711.76
  4. Step 4: Simplify right side
    165,163.32x = 20,447,466,774.71
  5. Step 5: Solve for x
    x = 20,447,466,774.71/165,163.32
  6. Step 6: Final answer
    x = 123,801.50

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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.