Home / 123,592.36-170,558.58-67,003.87

Finding the Fourth Proportional to 123,592.36, 170,558.58 and 67,003.87

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Solution

The fourth proportional to 123,592.36, 170,558.58 and 67,003.87 is: 92,465.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,592.36 : 170,558.58 = 67,003.87 : x
  2. Step 2: Convert to fraction form
    123,592.36/170,558.58 = 67,003.87/x
  3. Step 3: Cross multiply
    123,592.36x = 170,558.58 × 67,003.87
  4. Step 4: Simplify right side
    123,592.36x = 11,428,084,921.70
  5. Step 5: Solve for x
    x = 11,428,084,921.70/123,592.36
  6. Step 6: Final answer
    x = 92,465.95

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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.