Home / 141,290.48-194,868.12-92,942.08

Finding the Fourth Proportional to 141,290.48, 194,868.12 and 92,942.08

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Solution

The fourth proportional to 141,290.48, 194,868.12 and 92,942.08 is: 128,185.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,290.48 : 194,868.12 = 92,942.08 : x
  2. Step 2: Convert to fraction form
    141,290.48/194,868.12 = 92,942.08/x
  3. Step 3: Cross multiply
    141,290.48x = 194,868.12 × 92,942.08
  4. Step 4: Simplify right side
    141,290.48x = 18,111,448,398.49
  5. Step 5: Solve for x
    x = 18,111,448,398.49/141,290.48
  6. Step 6: Final answer
    x = 128,185.91

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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.