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Finding the Fourth Proportional to 16,995.66, 23,454.02 and 9,442.42

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Solution

The fourth proportional to 16,995.66, 23,454.02 and 9,442.42 is: 13,030.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,995.66 : 23,454.02 = 9,442.42 : x
  2. Step 2: Convert to fraction form
    16,995.66/23,454.02 = 9,442.42/x
  3. Step 3: Cross multiply
    16,995.66x = 23,454.02 × 9,442.42
  4. Step 4: Simplify right side
    16,995.66x = 221,462,707.53
  5. Step 5: Solve for x
    x = 221,462,707.53/16,995.66
  6. Step 6: Final answer
    x = 13,030.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.