Home / 105,778.39-158,456.04-63,635.26

Finding the Fourth Proportional to 105,778.39, 158,456.04 and 63,635.26

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Solution

The fourth proportional to 105,778.39, 158,456.04 and 63,635.26 is: 95,325.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,778.39 : 158,456.04 = 63,635.26 : x
  2. Step 2: Convert to fraction form
    105,778.39/158,456.04 = 63,635.26/x
  3. Step 3: Cross multiply
    105,778.39x = 158,456.04 × 63,635.26
  4. Step 4: Simplify right side
    105,778.39x = 10,083,391,303.97
  5. Step 5: Solve for x
    x = 10,083,391,303.97/105,778.39
  6. Step 6: Final answer
    x = 95,325.63

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1.5x scale

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.