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Finding the Fourth Proportional to 59,345.44, 89,015.84 and 14,971.64

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Solution

The fourth proportional to 59,345.44, 89,015.84 and 14,971.64 is: 22,456.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,345.44 : 89,015.84 = 14,971.64 : x
  2. Step 2: Convert to fraction form
    59,345.44/89,015.84 = 14,971.64/x
  3. Step 3: Cross multiply
    59,345.44x = 89,015.84 × 14,971.64
  4. Step 4: Simplify right side
    59,345.44x = 1,332,713,110.78
  5. Step 5: Solve for x
    x = 1,332,713,110.78/59,345.44
  6. Step 6: Final answer
    x = 22,456.87

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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.