Home / 141,526.52-195,305.16-77,864.36

Finding the Fourth Proportional to 141,526.52, 195,305.16 and 77,864.36

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Solution

The fourth proportional to 141,526.52, 195,305.16 and 77,864.36 is: 107,452.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,526.52 : 195,305.16 = 77,864.36 : x
  2. Step 2: Convert to fraction form
    141,526.52/195,305.16 = 77,864.36/x
  3. Step 3: Cross multiply
    141,526.52x = 195,305.16 × 77,864.36
  4. Step 4: Simplify right side
    141,526.52x = 15,207,311,288.10
  5. Step 5: Solve for x
    x = 15,207,311,288.10/141,526.52
  6. Step 6: Final answer
    x = 107,452.03

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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.