Home / 122,387.31-183,545.69-33,643.71

Finding the Fourth Proportional to 122,387.31, 183,545.69 and 33,643.71

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Solution

The fourth proportional to 122,387.31, 183,545.69 and 33,643.71 is: 50,455.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,387.31 : 183,545.69 = 33,643.71 : x
  2. Step 2: Convert to fraction form
    122,387.31/183,545.69 = 33,643.71/x
  3. Step 3: Cross multiply
    122,387.31x = 183,545.69 × 33,643.71
  4. Step 4: Simplify right side
    122,387.31x = 6,175,157,797.89
  5. Step 5: Solve for x
    x = 6,175,157,797.89/122,387.31
  6. Step 6: Final answer
    x = 50,455.87

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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.