Home / 181,308.65-271,921.98-68,948.83

Finding the Fourth Proportional to 181,308.65, 271,921.98 and 68,948.83

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Solution

The fourth proportional to 181,308.65, 271,921.98 and 68,948.83 is: 103,407.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,308.65 : 271,921.98 = 68,948.83 : x
  2. Step 2: Convert to fraction form
    181,308.65/271,921.98 = 68,948.83/x
  3. Step 3: Cross multiply
    181,308.65x = 271,921.98 × 68,948.83
  4. Step 4: Simplify right side
    181,308.65x = 18,748,701,012.67
  5. Step 5: Solve for x
    x = 18,748,701,012.67/181,308.65
  6. Step 6: Final answer
    x = 103,407.65

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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.