Home / 440,153.12-659,833.57-159,473.54

Finding the Fourth Proportional to 440,153.12, 659,833.57 and 159,473.54

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Solution

The fourth proportional to 440,153.12, 659,833.57 and 159,473.54 is: 239,066.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,153.12 : 659,833.57 = 159,473.54 : x
  2. Step 2: Convert to fraction form
    440,153.12/659,833.57 = 159,473.54/x
  3. Step 3: Cross multiply
    440,153.12x = 659,833.57 × 159,473.54
  4. Step 4: Simplify right side
    440,153.12x = 105,225,995,218.74
  5. Step 5: Solve for x
    x = 105,225,995,218.74/440,153.12
  6. Step 6: Final answer
    x = 239,066.79

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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.