Home / 105,680.70-158,542.65-35,567.10

Finding the Fourth Proportional to 105,680.70, 158,542.65 and 35,567.10

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Solution

The fourth proportional to 105,680.70, 158,542.65 and 35,567.10 is: 53,357.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,680.70 : 158,542.65 = 35,567.10 : x
  2. Step 2: Convert to fraction form
    105,680.70/158,542.65 = 35,567.10/x
  3. Step 3: Cross multiply
    105,680.70x = 158,542.65 × 35,567.10
  4. Step 4: Simplify right side
    105,680.70x = 5,638,902,286.82
  5. Step 5: Solve for x
    x = 5,638,902,286.82/105,680.70
  6. Step 6: Final answer
    x = 53,357.92

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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.