Home / 204,373.01-306,470.15-103,108.76

Finding the Fourth Proportional to 204,373.01, 306,470.15 and 103,108.76

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Solution

The fourth proportional to 204,373.01, 306,470.15 and 103,108.76 is: 154,618.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,373.01 : 306,470.15 = 103,108.76 : x
  2. Step 2: Convert to fraction form
    204,373.01/306,470.15 = 103,108.76/x
  3. Step 3: Cross multiply
    204,373.01x = 306,470.15 × 103,108.76
  4. Step 4: Simplify right side
    204,373.01x = 31,599,757,143.51
  5. Step 5: Solve for x
    x = 31,599,757,143.51/204,373.01
  6. Step 6: Final answer
    x = 154,618.05

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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.