Home / 303,132.32-418,315.69-167,162.43

Finding the Fourth Proportional to 303,132.32, 418,315.69 and 167,162.43

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Solution

The fourth proportional to 303,132.32, 418,315.69 and 167,162.43 is: 230,680.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,132.32 : 418,315.69 = 167,162.43 : x
  2. Step 2: Convert to fraction form
    303,132.32/418,315.69 = 167,162.43/x
  3. Step 3: Cross multiply
    303,132.32x = 418,315.69 × 167,162.43
  4. Step 4: Simplify right side
    303,132.32x = 69,926,669,025.16
  5. Step 5: Solve for x
    x = 69,926,669,025.16/303,132.32
  6. Step 6: Final answer
    x = 230,680.34

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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.