Home / 131,849.31-197,845.02-87,496.95

Finding the Fourth Proportional to 131,849.31, 197,845.02 and 87,496.95

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Solution

The fourth proportional to 131,849.31, 197,845.02 and 87,496.95 is: 131,292.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,849.31 : 197,845.02 = 87,496.95 : x
  2. Step 2: Convert to fraction form
    131,849.31/197,845.02 = 87,496.95/x
  3. Step 3: Cross multiply
    131,849.31x = 197,845.02 × 87,496.95
  4. Step 4: Simplify right side
    131,849.31x = 17,310,835,822.69
  5. Step 5: Solve for x
    x = 17,310,835,822.69/131,849.31
  6. Step 6: Final answer
    x = 131,292.58

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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.