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Finding the Fourth Proportional to 15,795.09, 23,700.47 and 8,775.09

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Solution

The fourth proportional to 15,795.09, 23,700.47 and 8,775.09 is: 13,166.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,795.09 : 23,700.47 = 8,775.09 : x
  2. Step 2: Convert to fraction form
    15,795.09/23,700.47 = 8,775.09/x
  3. Step 3: Cross multiply
    15,795.09x = 23,700.47 × 8,775.09
  4. Step 4: Simplify right side
    15,795.09x = 207,973,713.42
  5. Step 5: Solve for x
    x = 207,973,713.42/15,795.09
  6. Step 6: Final answer
    x = 13,166.99

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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.