Home / 141,580.05-195,418.85-83,487.52

Finding the Fourth Proportional to 141,580.05, 195,418.85 and 83,487.52

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Solution

The fourth proportional to 141,580.05, 195,418.85 and 83,487.52 is: 115,235.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,580.05 : 195,418.85 = 83,487.52 : x
  2. Step 2: Convert to fraction form
    141,580.05/195,418.85 = 83,487.52/x
  3. Step 3: Cross multiply
    141,580.05x = 195,418.85 × 83,487.52
  4. Step 4: Simplify right side
    141,580.05x = 16,315,035,147.75
  5. Step 5: Solve for x
    x = 16,315,035,147.75/141,580.05
  6. Step 6: Final answer
    x = 115,235.41

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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.