Home / 141,069.17-194,674.92-77,408.03

Finding the Fourth Proportional to 141,069.17, 194,674.92 and 77,408.03

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Solution

The fourth proportional to 141,069.17, 194,674.92 and 77,408.03 is: 106,822.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,069.17 : 194,674.92 = 77,408.03 : x
  2. Step 2: Convert to fraction form
    141,069.17/194,674.92 = 77,408.03/x
  3. Step 3: Cross multiply
    141,069.17x = 194,674.92 × 77,408.03
  4. Step 4: Simplify right side
    141,069.17x = 15,069,402,047.61
  5. Step 5: Solve for x
    x = 15,069,402,047.61/141,069.17
  6. Step 6: Final answer
    x = 106,822.79

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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.