Home / 89,441.03-123,426.04-49,154.73

Finding the Fourth Proportional to 89,441.03, 123,426.04 and 49,154.73

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Solution

The fourth proportional to 89,441.03, 123,426.04 and 49,154.73 is: 67,832.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,441.03 : 123,426.04 = 49,154.73 : x
  2. Step 2: Convert to fraction form
    89,441.03/123,426.04 = 49,154.73/x
  3. Step 3: Cross multiply
    89,441.03x = 123,426.04 × 49,154.73
  4. Step 4: Simplify right side
    89,441.03x = 6,066,973,671.17
  5. Step 5: Solve for x
    x = 6,066,973,671.17/89,441.03
  6. Step 6: Final answer
    x = 67,832.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.