Home / 99,561.34-149,341.74-29,446.12

Finding the Fourth Proportional to 99,561.34, 149,341.74 and 29,446.12

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Solution

The fourth proportional to 99,561.34, 149,341.74 and 29,446.12 is: 44,169.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,561.34 : 149,341.74 = 29,446.12 : x
  2. Step 2: Convert to fraction form
    99,561.34/149,341.74 = 29,446.12/x
  3. Step 3: Cross multiply
    99,561.34x = 149,341.74 × 29,446.12
  4. Step 4: Simplify right side
    99,561.34x = 4,397,534,797.05
  5. Step 5: Solve for x
    x = 4,397,534,797.05/99,561.34
  6. Step 6: Final answer
    x = 44,169.10

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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.