Home / 141,909.36-195,631.50-111,642.24

Finding the Fourth Proportional to 141,909.36, 195,631.50 and 111,642.24

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Solution

The fourth proportional to 141,909.36, 195,631.50 and 111,642.24 is: 153,906.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,909.36 : 195,631.50 = 111,642.24 : x
  2. Step 2: Convert to fraction form
    141,909.36/195,631.50 = 111,642.24/x
  3. Step 3: Cross multiply
    141,909.36x = 195,631.50 × 111,642.24
  4. Step 4: Simplify right side
    141,909.36x = 21,840,738,874.56
  5. Step 5: Solve for x
    x = 21,840,738,874.56/141,909.36
  6. Step 6: Final answer
    x = 153,906.26

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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.