Home / 89,478.92-134,237.74-27,154.12

Finding the Fourth Proportional to 89,478.92, 134,237.74 and 27,154.12

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Solution

The fourth proportional to 89,478.92, 134,237.74 and 27,154.12 is: 40,737.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,478.92 : 134,237.74 = 27,154.12 : x
  2. Step 2: Convert to fraction form
    89,478.92/134,237.74 = 27,154.12/x
  3. Step 3: Cross multiply
    89,478.92x = 134,237.74 × 27,154.12
  4. Step 4: Simplify right side
    89,478.92x = 3,645,107,700.49
  5. Step 5: Solve for x
    x = 3,645,107,700.49/89,478.92
  6. Step 6: Final answer
    x = 40,737.06

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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.