Home / 204,159.17-306,301.03-104,389.45

Finding the Fourth Proportional to 204,159.17, 306,301.03 and 104,389.45

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Solution

The fourth proportional to 204,159.17, 306,301.03 and 104,389.45 is: 156,616.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,159.17 : 306,301.03 = 104,389.45 : x
  2. Step 2: Convert to fraction form
    204,159.17/306,301.03 = 104,389.45/x
  3. Step 3: Cross multiply
    204,159.17x = 306,301.03 × 104,389.45
  4. Step 4: Simplify right side
    204,159.17x = 31,974,595,029.41
  5. Step 5: Solve for x
    x = 31,974,595,029.41/204,159.17
  6. Step 6: Final answer
    x = 156,616.01

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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.