Home / 313,240.96-432,272.87-170,001.10

Finding the Fourth Proportional to 313,240.96, 432,272.87 and 170,001.10

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Solution

The fourth proportional to 313,240.96, 432,272.87 and 170,001.10 is: 234,601.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,240.96 : 432,272.87 = 170,001.10 : x
  2. Step 2: Convert to fraction form
    313,240.96/432,272.87 = 170,001.10/x
  3. Step 3: Cross multiply
    313,240.96x = 432,272.87 × 170,001.10
  4. Step 4: Simplify right side
    313,240.96x = 73,486,863,400.16
  5. Step 5: Solve for x
    x = 73,486,863,400.16/313,240.96
  6. Step 6: Final answer
    x = 234,601.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.