Home / 357,456.12-536,261.34-120,793.56

Finding the Fourth Proportional to 357,456.12, 536,261.34 and 120,793.56

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Solution

The fourth proportional to 357,456.12, 536,261.34 and 120,793.56 is: 181,216.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,456.12 : 536,261.34 = 120,793.56 : x
  2. Step 2: Convert to fraction form
    357,456.12/536,261.34 = 120,793.56/x
  3. Step 3: Cross multiply
    357,456.12x = 536,261.34 × 120,793.56
  4. Step 4: Simplify right side
    357,456.12x = 64,776,916,348.97
  5. Step 5: Solve for x
    x = 64,776,916,348.97/357,456.12
  6. Step 6: Final answer
    x = 181,216.41

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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.