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Finding the Fourth Proportional to 23,307.63, 34,930.31 and 8,502.63

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Solution

The fourth proportional to 23,307.63, 34,930.31 and 8,502.63 is: 12,742.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,307.63 : 34,930.31 = 8,502.63 : x
  2. Step 2: Convert to fraction form
    23,307.63/34,930.31 = 8,502.63/x
  3. Step 3: Cross multiply
    23,307.63x = 34,930.31 × 8,502.63
  4. Step 4: Simplify right side
    23,307.63x = 296,999,459.20
  5. Step 5: Solve for x
    x = 296,999,459.20/23,307.63
  6. Step 6: Final answer
    x = 12,742.59

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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.