Home / 105,949.35-159,668.28-95,432.58

Finding the Fourth Proportional to 105,949.35, 159,668.28 and 95,432.58

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Solution

The fourth proportional to 105,949.35, 159,668.28 and 95,432.58 is: 143,819.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,949.35 : 159,668.28 = 95,432.58 : x
  2. Step 2: Convert to fraction form
    105,949.35/159,668.28 = 95,432.58/x
  3. Step 3: Cross multiply
    105,949.35x = 159,668.28 × 95,432.58
  4. Step 4: Simplify right side
    105,949.35x = 15,237,555,904.56
  5. Step 5: Solve for x
    x = 15,237,555,904.56/105,949.35
  6. Step 6: Final answer
    x = 143,819.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.