Home / 204,061.80-306,092.70-98,891.40

Finding the Fourth Proportional to 204,061.80, 306,092.70 and 98,891.40

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Solution

The fourth proportional to 204,061.80, 306,092.70 and 98,891.40 is: 148,337.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,061.80 : 306,092.70 = 98,891.40 : x
  2. Step 2: Convert to fraction form
    204,061.80/306,092.70 = 98,891.40/x
  3. Step 3: Cross multiply
    204,061.80x = 306,092.70 × 98,891.40
  4. Step 4: Simplify right side
    204,061.80x = 30,269,935,632.78
  5. Step 5: Solve for x
    x = 30,269,935,632.78/204,061.80
  6. Step 6: Final answer
    x = 148,337.10

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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.