Home / 95,306.04-143,005.64-67,405.39

Finding the Fourth Proportional to 95,306.04, 143,005.64 and 67,405.39

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Solution

The fourth proportional to 95,306.04, 143,005.64 and 67,405.39 is: 101,141.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,306.04 : 143,005.64 = 67,405.39 : x
  2. Step 2: Convert to fraction form
    95,306.04/143,005.64 = 67,405.39/x
  3. Step 3: Cross multiply
    95,306.04x = 143,005.64 × 67,405.39
  4. Step 4: Simplify right side
    95,306.04x = 9,639,350,936.40
  5. Step 5: Solve for x
    x = 9,639,350,936.40/95,306.04
  6. Step 6: Final answer
    x = 101,141.03

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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.