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Finding the Fourth Proportional to 34,666.65, 51,999.84 and 8,371.35

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Solution

The fourth proportional to 34,666.65, 51,999.84 and 8,371.35 is: 12,556.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,666.65 : 51,999.84 = 8,371.35 : x
  2. Step 2: Convert to fraction form
    34,666.65/51,999.84 = 8,371.35/x
  3. Step 3: Cross multiply
    34,666.65x = 51,999.84 × 8,371.35
  4. Step 4: Simplify right side
    34,666.65x = 435,308,860.58
  5. Step 5: Solve for x
    x = 435,308,860.58/34,666.65
  6. Step 6: Final answer
    x = 12,556.99

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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.