Home / 141,176.22-194,825.97-77,513.46

Finding the Fourth Proportional to 141,176.22, 194,825.97 and 77,513.46

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Solution

The fourth proportional to 141,176.22, 194,825.97 and 77,513.46 is: 106,970.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,176.22 : 194,825.97 = 77,513.46 : x
  2. Step 2: Convert to fraction form
    141,176.22/194,825.97 = 77,513.46/x
  3. Step 3: Cross multiply
    141,176.22x = 194,825.97 × 77,513.46
  4. Step 4: Simplify right side
    141,176.22x = 15,101,635,032.56
  5. Step 5: Solve for x
    x = 15,101,635,032.56/141,176.22
  6. Step 6: Final answer
    x = 106,970.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.