Home / 141,796.11-195,676.32-77,266.13

Finding the Fourth Proportional to 141,796.11, 195,676.32 and 77,266.13

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Solution

The fourth proportional to 141,796.11, 195,676.32 and 77,266.13 is: 106,626.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,796.11 : 195,676.32 = 77,266.13 : x
  2. Step 2: Convert to fraction form
    141,796.11/195,676.32 = 77,266.13/x
  3. Step 3: Cross multiply
    141,796.11x = 195,676.32 × 77,266.13
  4. Step 4: Simplify right side
    141,796.11x = 15,119,151,979.04
  5. Step 5: Solve for x
    x = 15,119,151,979.04/141,796.11
  6. Step 6: Final answer
    x = 106,626.00

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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.