Home / 105,585.48-158,266.98-38,982.96

Finding the Fourth Proportional to 105,585.48, 158,266.98 and 38,982.96

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Solution

The fourth proportional to 105,585.48, 158,266.98 and 38,982.96 is: 58,433.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,585.48 : 158,266.98 = 38,982.96 : x
  2. Step 2: Convert to fraction form
    105,585.48/158,266.98 = 38,982.96/x
  3. Step 3: Cross multiply
    105,585.48x = 158,266.98 × 38,982.96
  4. Step 4: Simplify right side
    105,585.48x = 6,169,715,350.66
  5. Step 5: Solve for x
    x = 6,169,715,350.66/105,585.48
  6. Step 6: Final answer
    x = 58,433.37

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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.