Home / 99,522.20-149,064.60-60,010.40

Finding the Fourth Proportional to 99,522.20, 149,064.60 and 60,010.40

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Solution

The fourth proportional to 99,522.20, 149,064.60 and 60,010.40 is: 89,883.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,522.20 : 149,064.60 = 60,010.40 : x
  2. Step 2: Convert to fraction form
    99,522.20/149,064.60 = 60,010.40/x
  3. Step 3: Cross multiply
    99,522.20x = 149,064.60 × 60,010.40
  4. Step 4: Simplify right side
    99,522.20x = 8,945,426,271.84
  5. Step 5: Solve for x
    x = 8,945,426,271.84/99,522.20
  6. Step 6: Final answer
    x = 89,883.73

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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.