Home / 141,060.47-194,667.03-77,398.25

Finding the Fourth Proportional to 141,060.47, 194,667.03 and 77,398.25

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Solution

The fourth proportional to 141,060.47, 194,667.03 and 77,398.25 is: 106,811.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,060.47 : 194,667.03 = 77,398.25 : x
  2. Step 2: Convert to fraction form
    141,060.47/194,667.03 = 77,398.25/x
  3. Step 3: Cross multiply
    141,060.47x = 194,667.03 × 77,398.25
  4. Step 4: Simplify right side
    141,060.47x = 15,066,886,481.36
  5. Step 5: Solve for x
    x = 15,066,886,481.36/141,060.47
  6. Step 6: Final answer
    x = 106,811.55

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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.