Home / 204,449.01-306,722.70-86,154.18

Finding the Fourth Proportional to 204,449.01, 306,722.70 and 86,154.18

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Solution

The fourth proportional to 204,449.01, 306,722.70 and 86,154.18 is: 129,252.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,449.01 : 306,722.70 = 86,154.18 : x
  2. Step 2: Convert to fraction form
    204,449.01/306,722.70 = 86,154.18/x
  3. Step 3: Cross multiply
    204,449.01x = 306,722.70 × 86,154.18
  4. Step 4: Simplify right side
    204,449.01x = 26,425,442,705.89
  5. Step 5: Solve for x
    x = 26,425,442,705.89/204,449.01
  6. Step 6: Final answer
    x = 129,252.00

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1.5x scale

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.