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Finding the Fourth Proportional to 29,162.79, 43,745.54 and 9,442.89

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Solution

The fourth proportional to 29,162.79, 43,745.54 and 9,442.89 is: 14,164.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,162.79 : 43,745.54 = 9,442.89 : x
  2. Step 2: Convert to fraction form
    29,162.79/43,745.54 = 9,442.89/x
  3. Step 3: Cross multiply
    29,162.79x = 43,745.54 × 9,442.89
  4. Step 4: Simplify right side
    29,162.79x = 413,084,275.00
  5. Step 5: Solve for x
    x = 413,084,275.00/29,162.79
  6. Step 6: Final answer
    x = 14,164.77

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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.