Home / 83,652.66-114,996.76-71,968.17

Finding the Fourth Proportional to 83,652.66, 114,996.76 and 71,968.17

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Solution

The fourth proportional to 83,652.66, 114,996.76 and 71,968.17 is: 98,934.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,652.66 : 114,996.76 = 71,968.17 : x
  2. Step 2: Convert to fraction form
    83,652.66/114,996.76 = 71,968.17/x
  3. Step 3: Cross multiply
    83,652.66x = 114,996.76 × 71,968.17
  4. Step 4: Simplify right side
    83,652.66x = 8,276,106,624.45
  5. Step 5: Solve for x
    x = 8,276,106,624.45/83,652.66
  6. Step 6: Final answer
    x = 98,934.17

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.