Home / 107,786.76-161,569.62-48,663.96

Finding the Fourth Proportional to 107,786.76, 161,569.62 and 48,663.96

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Solution

The fourth proportional to 107,786.76, 161,569.62 and 48,663.96 is: 72,946.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,786.76 : 161,569.62 = 48,663.96 : x
  2. Step 2: Convert to fraction form
    107,786.76/161,569.62 = 48,663.96/x
  3. Step 3: Cross multiply
    107,786.76x = 161,569.62 × 48,663.96
  4. Step 4: Simplify right side
    107,786.76x = 7,862,617,524.90
  5. Step 5: Solve for x
    x = 7,862,617,524.90/107,786.76
  6. Step 6: Final answer
    x = 72,946.04

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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.