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Finding the Fourth Proportional to 5,851.67, 8,775.68 and 1,955.17

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Solution

The fourth proportional to 5,851.67, 8,775.68 and 1,955.17 is: 2,932.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,851.67 : 8,775.68 = 1,955.17 : x
  2. Step 2: Convert to fraction form
    5,851.67/8,775.68 = 1,955.17/x
  3. Step 3: Cross multiply
    5,851.67x = 8,775.68 × 1,955.17
  4. Step 4: Simplify right side
    5,851.67x = 17,157,902.39
  5. Step 5: Solve for x
    x = 17,157,902.39/5,851.67
  6. Step 6: Final answer
    x = 2,932.14

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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.