Home / 124,571.16-171,908.15-67,982.53

Finding the Fourth Proportional to 124,571.16, 171,908.15 and 67,982.53

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Solution

The fourth proportional to 124,571.16, 171,908.15 and 67,982.53 is: 93,815.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,571.16 : 171,908.15 = 67,982.53 : x
  2. Step 2: Convert to fraction form
    124,571.16/171,908.15 = 67,982.53/x
  3. Step 3: Cross multiply
    124,571.16x = 171,908.15 × 67,982.53
  4. Step 4: Simplify right side
    124,571.16x = 11,686,751,224.43
  5. Step 5: Solve for x
    x = 11,686,751,224.43/124,571.16
  6. Step 6: Final answer
    x = 93,815.87

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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.