Home / 141,054.08-194,654.86-77,392.33

Finding the Fourth Proportional to 141,054.08, 194,654.86 and 77,392.33

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Solution

The fourth proportional to 141,054.08, 194,654.86 and 77,392.33 is: 106,801.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,054.08 : 194,654.86 = 77,392.33 : x
  2. Step 2: Convert to fraction form
    141,054.08/194,654.86 = 77,392.33/x
  3. Step 3: Cross multiply
    141,054.08x = 194,654.86 × 77,392.33
  4. Step 4: Simplify right side
    141,054.08x = 15,064,792,481.11
  5. Step 5: Solve for x
    x = 15,064,792,481.11/141,054.08
  6. Step 6: Final answer
    x = 106,801.54

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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.