Home / 179,172.30-247,263.57-102,705.87

Finding the Fourth Proportional to 179,172.30, 247,263.57 and 102,705.87

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Solution

The fourth proportional to 179,172.30, 247,263.57 and 102,705.87 is: 141,737.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,172.30 : 247,263.57 = 102,705.87 : x
  2. Step 2: Convert to fraction form
    179,172.30/247,263.57 = 102,705.87/x
  3. Step 3: Cross multiply
    179,172.30x = 247,263.57 × 102,705.87
  4. Step 4: Simplify right side
    179,172.30x = 25,395,418,326.31
  5. Step 5: Solve for x
    x = 25,395,418,326.31/179,172.30
  6. Step 6: Final answer
    x = 141,737.41

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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.