Home / 141,637.44-195,452.12-77,962.96

Finding the Fourth Proportional to 141,637.44, 195,452.12 and 77,962.96

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Solution

The fourth proportional to 141,637.44, 195,452.12 and 77,962.96 is: 107,584.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,637.44 : 195,452.12 = 77,962.96 : x
  2. Step 2: Convert to fraction form
    141,637.44/195,452.12 = 77,962.96/x
  3. Step 3: Cross multiply
    141,637.44x = 195,452.12 × 77,962.96
  4. Step 4: Simplify right side
    141,637.44x = 15,238,025,813.48
  5. Step 5: Solve for x
    x = 15,238,025,813.48/141,637.44
  6. Step 6: Final answer
    x = 107,584.73

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1.5x scale

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.