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Finding the Fourth Proportional to 25,329.71, 37,953.05 and 8,680.77

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Solution

The fourth proportional to 25,329.71, 37,953.05 and 8,680.77 is: 13,006.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,329.71 : 37,953.05 = 8,680.77 : x
  2. Step 2: Convert to fraction form
    25,329.71/37,953.05 = 8,680.77/x
  3. Step 3: Cross multiply
    25,329.71x = 37,953.05 × 8,680.77
  4. Step 4: Simplify right side
    25,329.71x = 329,461,697.85
  5. Step 5: Solve for x
    x = 329,461,697.85/25,329.71
  6. Step 6: Final answer
    x = 13,006.93

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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.