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Finding the Fourth Proportional to 179,596.51, 247,824.23 and 99,019.26

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Solution

The fourth proportional to 179,596.51, 247,824.23 and 99,019.26 is: 136,636.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,596.51 : 247,824.23 = 99,019.26 : x
  2. Step 2: Convert to fraction form
    179,596.51/247,824.23 = 99,019.26/x
  3. Step 3: Cross multiply
    179,596.51x = 247,824.23 × 99,019.26
  4. Step 4: Simplify right side
    179,596.51x = 24,539,371,369.57
  5. Step 5: Solve for x
    x = 24,539,371,369.57/179,596.51
  6. Step 6: Final answer
    x = 136,636.13

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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.