Home / 179,043.32-268,323.06-68,174.84

Finding the Fourth Proportional to 179,043.32, 268,323.06 and 68,174.84

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Solution

The fourth proportional to 179,043.32, 268,323.06 and 68,174.84 is: 102,170.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,043.32 : 268,323.06 = 68,174.84 : x
  2. Step 2: Convert to fraction form
    179,043.32/268,323.06 = 68,174.84/x
  3. Step 3: Cross multiply
    179,043.32x = 268,323.06 × 68,174.84
  4. Step 4: Simplify right side
    179,043.32x = 18,292,881,683.81
  5. Step 5: Solve for x
    x = 18,292,881,683.81/179,043.32
  6. Step 6: Final answer
    x = 102,170.14

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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.