Home / 80,953.65-111,716.28-44,654.22

Finding the Fourth Proportional to 80,953.65, 111,716.28 and 44,654.22

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Solution

The fourth proportional to 80,953.65, 111,716.28 and 44,654.22 is: 61,622.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,953.65 : 111,716.28 = 44,654.22 : x
  2. Step 2: Convert to fraction form
    80,953.65/111,716.28 = 44,654.22/x
  3. Step 3: Cross multiply
    80,953.65x = 111,716.28 × 44,654.22
  4. Step 4: Simplify right side
    80,953.65x = 4,988,603,344.70
  5. Step 5: Solve for x
    x = 4,988,603,344.70/80,953.65
  6. Step 6: Final answer
    x = 61,622.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.