Home / 101,949.72-152,924.58-31,835.04

Finding the Fourth Proportional to 101,949.72, 152,924.58 and 31,835.04

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Solution

The fourth proportional to 101,949.72, 152,924.58 and 31,835.04 is: 47,752.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,949.72 : 152,924.58 = 31,835.04 : x
  2. Step 2: Convert to fraction form
    101,949.72/152,924.58 = 31,835.04/x
  3. Step 3: Cross multiply
    101,949.72x = 152,924.58 × 31,835.04
  4. Step 4: Simplify right side
    101,949.72x = 4,868,360,121.28
  5. Step 5: Solve for x
    x = 4,868,360,121.28/101,949.72
  6. Step 6: Final answer
    x = 47,752.56

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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.