Home / 204,423.68-306,638.22-64,182.30

Finding the Fourth Proportional to 204,423.68, 306,638.22 and 64,182.30

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Solution

The fourth proportional to 204,423.68, 306,638.22 and 64,182.30 is: 96,274.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,423.68 : 306,638.22 = 64,182.30 : x
  2. Step 2: Convert to fraction form
    204,423.68/306,638.22 = 64,182.30/x
  3. Step 3: Cross multiply
    204,423.68x = 306,638.22 × 64,182.30
  4. Step 4: Simplify right side
    204,423.68x = 19,680,746,227.51
  5. Step 5: Solve for x
    x = 19,680,746,227.51/204,423.68
  6. Step 6: Final answer
    x = 96,274.30

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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.