Home / 272,724.17-409,109.58-83,227.16

Finding the Fourth Proportional to 272,724.17, 409,109.58 and 83,227.16

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Solution

The fourth proportional to 272,724.17, 409,109.58 and 83,227.16 is: 124,847.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,724.17 : 409,109.58 = 83,227.16 : x
  2. Step 2: Convert to fraction form
    272,724.17/409,109.58 = 83,227.16/x
  3. Step 3: Cross multiply
    272,724.17x = 409,109.58 × 83,227.16
  4. Step 4: Simplify right side
    272,724.17x = 34,049,029,494.97
  5. Step 5: Solve for x
    x = 34,049,029,494.97/272,724.17
  6. Step 6: Final answer
    x = 124,847.86

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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.