Home / 141,227.47-194,893.29-76,696.20

Finding the Fourth Proportional to 141,227.47, 194,893.29 and 76,696.20

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Solution

The fourth proportional to 141,227.47, 194,893.29 and 76,696.20 is: 105,840.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,227.47 : 194,893.29 = 76,696.20 : x
  2. Step 2: Convert to fraction form
    141,227.47/194,893.29 = 76,696.20/x
  3. Step 3: Cross multiply
    141,227.47x = 194,893.29 × 76,696.20
  4. Step 4: Simplify right side
    141,227.47x = 14,947,574,852.25
  5. Step 5: Solve for x
    x = 14,947,574,852.25/141,227.47
  6. Step 6: Final answer
    x = 105,840.42

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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.