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Finding the Fourth Proportional to 23,307.76, 34,966.71 and 8,516.66

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Solution

The fourth proportional to 23,307.76, 34,966.71 and 8,516.66 is: 12,776.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,307.76 : 34,966.71 = 8,516.66 : x
  2. Step 2: Convert to fraction form
    23,307.76/34,966.71 = 8,516.66/x
  3. Step 3: Cross multiply
    23,307.76x = 34,966.71 × 8,516.66
  4. Step 4: Simplify right side
    23,307.76x = 297,799,580.39
  5. Step 5: Solve for x
    x = 297,799,580.39/23,307.76
  6. Step 6: Final answer
    x = 12,776.84

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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.