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Finding the Fourth Proportional to 45,358.68, 67,950.18 and 25,576.68

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Solution

The fourth proportional to 45,358.68, 67,950.18 and 25,576.68 is: 38,315.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,358.68 : 67,950.18 = 25,576.68 : x
  2. Step 2: Convert to fraction form
    45,358.68/67,950.18 = 25,576.68/x
  3. Step 3: Cross multiply
    45,358.68x = 67,950.18 × 25,576.68
  4. Step 4: Simplify right side
    45,358.68x = 1,737,940,009.80
  5. Step 5: Solve for x
    x = 1,737,940,009.80/45,358.68
  6. Step 6: Final answer
    x = 38,315.49

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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.