Home / 43,145.38-64,706.20-27,326.68

Finding the Fourth Proportional to 43,145.38, 64,706.20 and 27,326.68

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Solution

The fourth proportional to 43,145.38, 64,706.20 and 27,326.68 is: 40,982.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,145.38 : 64,706.20 = 27,326.68 : x
  2. Step 2: Convert to fraction form
    43,145.38/64,706.20 = 27,326.68/x
  3. Step 3: Cross multiply
    43,145.38x = 64,706.20 × 27,326.68
  4. Step 4: Simplify right side
    43,145.38x = 1,768,205,621.42
  5. Step 5: Solve for x
    x = 1,768,205,621.42/43,145.38
  6. Step 6: Final answer
    x = 40,982.50

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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.