Home / 99,074.91-148,621.01-27,998.30

Finding the Fourth Proportional to 99,074.91, 148,621.01 and 27,998.30

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Solution

The fourth proportional to 99,074.91, 148,621.01 and 27,998.30 is: 41,999.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,074.91 : 148,621.01 = 27,998.30 : x
  2. Step 2: Convert to fraction form
    99,074.91/148,621.01 = 27,998.30/x
  3. Step 3: Cross multiply
    99,074.91x = 148,621.01 × 27,998.30
  4. Step 4: Simplify right side
    99,074.91x = 4,161,134,741.19
  5. Step 5: Solve for x
    x = 4,161,134,741.19/99,074.91
  6. Step 6: Final answer
    x = 41,999.88

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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.