Home / 252,486.40-348,557.49-157,023.85

Finding the Fourth Proportional to 252,486.40, 348,557.49 and 157,023.85

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Solution

The fourth proportional to 252,486.40, 348,557.49 and 157,023.85 is: 216,771.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,486.40 : 348,557.49 = 157,023.85 : x
  2. Step 2: Convert to fraction form
    252,486.40/348,557.49 = 157,023.85/x
  3. Step 3: Cross multiply
    252,486.40x = 348,557.49 × 157,023.85
  4. Step 4: Simplify right side
    252,486.40x = 54,731,839,026.14
  5. Step 5: Solve for x
    x = 54,731,839,026.14/252,486.40
  6. Step 6: Final answer
    x = 216,771.43

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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.