Home / 141,177.03-194,824.52-77,518.89

Finding the Fourth Proportional to 141,177.03, 194,824.52 and 77,518.89

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Solution

The fourth proportional to 141,177.03, 194,824.52 and 77,518.89 is: 106,976.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,177.03 : 194,824.52 = 77,518.89 : x
  2. Step 2: Convert to fraction form
    141,177.03/194,824.52 = 77,518.89/x
  3. Step 3: Cross multiply
    141,177.03x = 194,824.52 × 77,518.89
  4. Step 4: Simplify right side
    141,177.03x = 15,102,580,147.59
  5. Step 5: Solve for x
    x = 15,102,580,147.59/141,177.03
  6. Step 6: Final answer
    x = 106,976.19

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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.