Home / 148,944.92-205,346.49-123,357.02

Finding the Fourth Proportional to 148,944.92, 205,346.49 and 123,357.02

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Solution

The fourth proportional to 148,944.92, 205,346.49 and 123,357.02 is: 170,069.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,944.92 : 205,346.49 = 123,357.02 : x
  2. Step 2: Convert to fraction form
    148,944.92/205,346.49 = 123,357.02/x
  3. Step 3: Cross multiply
    148,944.92x = 205,346.49 × 123,357.02
  4. Step 4: Simplify right side
    148,944.92x = 25,330,930,047.13
  5. Step 5: Solve for x
    x = 25,330,930,047.13/148,944.92
  6. Step 6: Final answer
    x = 170,069.12

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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.