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Finding the Fourth Proportional to 24,332.50, 36,498.75 and 7,916.50

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Solution

The fourth proportional to 24,332.50, 36,498.75 and 7,916.50 is: 11,874.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,332.50 : 36,498.75 = 7,916.50 : x
  2. Step 2: Convert to fraction form
    24,332.50/36,498.75 = 7,916.50/x
  3. Step 3: Cross multiply
    24,332.50x = 36,498.75 × 7,916.50
  4. Step 4: Simplify right side
    24,332.50x = 288,942,354.38
  5. Step 5: Solve for x
    x = 288,942,354.38/24,332.50
  6. Step 6: Final answer
    x = 11,874.75

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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.