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Finding the Fourth Proportional to 59,879.84, 89,802.74 and 17,763.08

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Solution

The fourth proportional to 59,879.84, 89,802.74 and 17,763.08 is: 26,639.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,879.84 : 89,802.74 = 17,763.08 : x
  2. Step 2: Convert to fraction form
    59,879.84/89,802.74 = 17,763.08/x
  3. Step 3: Cross multiply
    59,879.84x = 89,802.74 × 17,763.08
  4. Step 4: Simplify right side
    59,879.84x = 1,595,172,850.23
  5. Step 5: Solve for x
    x = 1,595,172,850.23/59,879.84
  6. Step 6: Final answer
    x = 26,639.57

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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.