Home / 460,744.05-691,069.36-123,740.92

Finding the Fourth Proportional to 460,744.05, 691,069.36 and 123,740.92

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Solution

The fourth proportional to 460,744.05, 691,069.36 and 123,740.92 is: 185,598.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,744.05 : 691,069.36 = 123,740.92 : x
  2. Step 2: Convert to fraction form
    460,744.05/691,069.36 = 123,740.92/x
  3. Step 3: Cross multiply
    460,744.05x = 691,069.36 × 123,740.92
  4. Step 4: Simplify right side
    460,744.05x = 85,513,558,390.21
  5. Step 5: Solve for x
    x = 85,513,558,390.21/460,744.05
  6. Step 6: Final answer
    x = 185,598.83

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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.