Home / 195,674.43-293,610.12-145,854.57

Finding the Fourth Proportional to 195,674.43, 293,610.12 and 145,854.57

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Solution

The fourth proportional to 195,674.43, 293,610.12 and 145,854.57 is: 218,855.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,674.43 : 293,610.12 = 145,854.57 : x
  2. Step 2: Convert to fraction form
    195,674.43/293,610.12 = 145,854.57/x
  3. Step 3: Cross multiply
    195,674.43x = 293,610.12 × 145,854.57
  4. Step 4: Simplify right side
    195,674.43x = 42,824,377,800.25
  5. Step 5: Solve for x
    x = 42,824,377,800.25/195,674.43
  6. Step 6: Final answer
    x = 218,855.26

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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.