Home / 124,190.64-171,381.42-67,601.88

Finding the Fourth Proportional to 124,190.64, 171,381.42 and 67,601.88

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Solution

The fourth proportional to 124,190.64, 171,381.42 and 67,601.88 is: 93,289.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,190.64 : 171,381.42 = 67,601.88 : x
  2. Step 2: Convert to fraction form
    124,190.64/171,381.42 = 67,601.88/x
  3. Step 3: Cross multiply
    124,190.64x = 171,381.42 × 67,601.88
  4. Step 4: Simplify right side
    124,190.64x = 11,585,706,189.07
  5. Step 5: Solve for x
    x = 11,585,706,189.07/124,190.64
  6. Step 6: Final answer
    x = 93,289.69

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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.