Home / 179,338.68-247,488.12-102,860.76

Finding the Fourth Proportional to 179,338.68, 247,488.12 and 102,860.76

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Solution

The fourth proportional to 179,338.68, 247,488.12 and 102,860.76 is: 141,948.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,338.68 : 247,488.12 = 102,860.76 : x
  2. Step 2: Convert to fraction form
    179,338.68/247,488.12 = 102,860.76/x
  3. Step 3: Cross multiply
    179,338.68x = 247,488.12 × 102,860.76
  4. Step 4: Simplify right side
    179,338.68x = 25,456,816,114.17
  5. Step 5: Solve for x
    x = 25,456,816,114.17/179,338.68
  6. Step 6: Final answer
    x = 141,948.27

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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.