Home / 107,449.34-161,118.36-48,234.02

Finding the Fourth Proportional to 107,449.34, 161,118.36 and 48,234.02

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Solution

The fourth proportional to 107,449.34, 161,118.36 and 48,234.02 is: 72,326.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,449.34 : 161,118.36 = 48,234.02 : x
  2. Step 2: Convert to fraction form
    107,449.34/161,118.36 = 48,234.02/x
  3. Step 3: Cross multiply
    107,449.34x = 161,118.36 × 48,234.02
  4. Step 4: Simplify right side
    107,449.34x = 7,771,385,393.02
  5. Step 5: Solve for x
    x = 7,771,385,393.02/107,449.34
  6. Step 6: Final answer
    x = 72,326.04

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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.