Home / 288,193.16-397,705.03-167,364.14

Finding the Fourth Proportional to 288,193.16, 397,705.03 and 167,364.14

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Solution

The fourth proportional to 288,193.16, 397,705.03 and 167,364.14 is: 230,961.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,193.16 : 397,705.03 = 167,364.14 : x
  2. Step 2: Convert to fraction form
    288,193.16/397,705.03 = 167,364.14/x
  3. Step 3: Cross multiply
    288,193.16x = 397,705.03 × 167,364.14
  4. Step 4: Simplify right side
    288,193.16x = 66,561,557,912.69
  5. Step 5: Solve for x
    x = 66,561,557,912.69/288,193.16
  6. Step 6: Final answer
    x = 230,961.61

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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.