Home / 183,140.91-274,805.13-87,186.72

Finding the Fourth Proportional to 183,140.91, 274,805.13 and 87,186.72

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Solution

The fourth proportional to 183,140.91, 274,805.13 and 87,186.72 is: 130,824.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,140.91 : 274,805.13 = 87,186.72 : x
  2. Step 2: Convert to fraction form
    183,140.91/274,805.13 = 87,186.72/x
  3. Step 3: Cross multiply
    183,140.91x = 274,805.13 × 87,186.72
  4. Step 4: Simplify right side
    183,140.91x = 23,959,357,923.87
  5. Step 5: Solve for x
    x = 23,959,357,923.87/183,140.91
  6. Step 6: Final answer
    x = 130,824.72

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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.