Home / 99,523.20-149,066.10-60,011.40

Finding the Fourth Proportional to 99,523.20, 149,066.10 and 60,011.40

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Solution

The fourth proportional to 99,523.20, 149,066.10 and 60,011.40 is: 89,885.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,523.20 : 149,066.10 = 60,011.40 : x
  2. Step 2: Convert to fraction form
    99,523.20/149,066.10 = 60,011.40/x
  3. Step 3: Cross multiply
    99,523.20x = 149,066.10 × 60,011.40
  4. Step 4: Simplify right side
    99,523.20x = 8,945,665,353.54
  5. Step 5: Solve for x
    x = 8,945,665,353.54/99,523.20
  6. Step 6: Final answer
    x = 89,885.23

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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.