Home / 141,364.12-195,004.20-89,586.40

Finding the Fourth Proportional to 141,364.12, 195,004.20 and 89,586.40

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Solution

The fourth proportional to 141,364.12, 195,004.20 and 89,586.40 is: 123,579.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,364.12 : 195,004.20 = 89,586.40 : x
  2. Step 2: Convert to fraction form
    141,364.12/195,004.20 = 89,586.40/x
  3. Step 3: Cross multiply
    141,364.12x = 195,004.20 × 89,586.40
  4. Step 4: Simplify right side
    141,364.12x = 17,469,724,262.88
  5. Step 5: Solve for x
    x = 17,469,724,262.88/141,364.12
  6. Step 6: Final answer
    x = 123,579.62

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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.