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Finding the Fourth Proportional to 77,479.92, 116,208.90 and 24,882.57

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Solution

The fourth proportional to 77,479.92, 116,208.90 and 24,882.57 is: 37,320.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,479.92 : 116,208.90 = 24,882.57 : x
  2. Step 2: Convert to fraction form
    77,479.92/116,208.90 = 24,882.57/x
  3. Step 3: Cross multiply
    77,479.92x = 116,208.90 × 24,882.57
  4. Step 4: Simplify right side
    77,479.92x = 2,891,576,088.87
  5. Step 5: Solve for x
    x = 2,891,576,088.87/77,479.92
  6. Step 6: Final answer
    x = 37,320.33

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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.