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Finding the Fourth Proportional to 55,808.74, 83,713.79 and 16,366.65

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Solution

The fourth proportional to 55,808.74, 83,713.79 and 16,366.65 is: 24,550.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,808.74 : 83,713.79 = 16,366.65 : x
  2. Step 2: Convert to fraction form
    55,808.74/83,713.79 = 16,366.65/x
  3. Step 3: Cross multiply
    55,808.74x = 83,713.79 × 16,366.65
  4. Step 4: Simplify right side
    55,808.74x = 1,370,114,301.10
  5. Step 5: Solve for x
    x = 1,370,114,301.10/55,808.74
  6. Step 6: Final answer
    x = 24,550.17

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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.