Home / 107,966.04-161,949.05-55,341.96

Finding the Fourth Proportional to 107,966.04, 161,949.05 and 55,341.96

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Solution

The fourth proportional to 107,966.04, 161,949.05 and 55,341.96 is: 83,012.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,966.04 : 161,949.05 = 55,341.96 : x
  2. Step 2: Convert to fraction form
    107,966.04/161,949.05 = 55,341.96/x
  3. Step 3: Cross multiply
    107,966.04x = 161,949.05 × 55,341.96
  4. Step 4: Simplify right side
    107,966.04x = 8,962,577,847.14
  5. Step 5: Solve for x
    x = 8,962,577,847.14/107,966.04
  6. Step 6: Final answer
    x = 83,012.93

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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.