Home / 195,040.09-292,087.19-134,899.78

Finding the Fourth Proportional to 195,040.09, 292,087.19 and 134,899.78

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Solution

The fourth proportional to 195,040.09, 292,087.19 and 134,899.78 is: 202,022.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,040.09 : 292,087.19 = 134,899.78 : x
  2. Step 2: Convert to fraction form
    195,040.09/292,087.19 = 134,899.78/x
  3. Step 3: Cross multiply
    195,040.09x = 292,087.19 × 134,899.78
  4. Step 4: Simplify right side
    195,040.09x = 39,402,497,671.82
  5. Step 5: Solve for x
    x = 39,402,497,671.82/195,040.09
  6. Step 6: Final answer
    x = 202,022.56

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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.