Home / 122,401.62-183,585.15-39,284.82

Finding the Fourth Proportional to 122,401.62, 183,585.15 and 39,284.82

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Solution

The fourth proportional to 122,401.62, 183,585.15 and 39,284.82 is: 58,921.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,401.62 : 183,585.15 = 39,284.82 : x
  2. Step 2: Convert to fraction form
    122,401.62/183,585.15 = 39,284.82/x
  3. Step 3: Cross multiply
    122,401.62x = 183,585.15 × 39,284.82
  4. Step 4: Simplify right side
    122,401.62x = 7,212,109,572.42
  5. Step 5: Solve for x
    x = 7,212,109,572.42/122,401.62
  6. Step 6: Final answer
    x = 58,921.68

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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.