Home / 105,584.70-158,266.08-38,982.36

Finding the Fourth Proportional to 105,584.70, 158,266.08 and 38,982.36

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Solution

The fourth proportional to 105,584.70, 158,266.08 and 38,982.36 is: 58,432.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,584.70 : 158,266.08 = 38,982.36 : x
  2. Step 2: Convert to fraction form
    105,584.70/158,266.08 = 38,982.36/x
  3. Step 3: Cross multiply
    105,584.70x = 158,266.08 × 38,982.36
  4. Step 4: Simplify right side
    105,584.70x = 6,169,585,306.35
  5. Step 5: Solve for x
    x = 6,169,585,306.35/105,584.70
  6. Step 6: Final answer
    x = 58,432.57

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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.