Home / 89,660.04-134,489.85-27,330.54

Finding the Fourth Proportional to 89,660.04, 134,489.85 and 27,330.54

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Solution

The fourth proportional to 89,660.04, 134,489.85 and 27,330.54 is: 40,995.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,660.04 : 134,489.85 = 27,330.54 : x
  2. Step 2: Convert to fraction form
    89,660.04/134,489.85 = 27,330.54/x
  3. Step 3: Cross multiply
    89,660.04x = 134,489.85 × 27,330.54
  4. Step 4: Simplify right side
    89,660.04x = 3,675,680,225.02
  5. Step 5: Solve for x
    x = 3,675,680,225.02/89,660.04
  6. Step 6: Final answer
    x = 40,995.75

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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.