Home / 141,528.45-195,226.32-90,522.57

Finding the Fourth Proportional to 141,528.45, 195,226.32 and 90,522.57

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Solution

The fourth proportional to 141,528.45, 195,226.32 and 90,522.57 is: 124,868.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,528.45 : 195,226.32 = 90,522.57 : x
  2. Step 2: Convert to fraction form
    141,528.45/195,226.32 = 90,522.57/x
  3. Step 3: Cross multiply
    141,528.45x = 195,226.32 × 90,522.57
  4. Step 4: Simplify right side
    141,528.45x = 17,672,387,241.91
  5. Step 5: Solve for x
    x = 17,672,387,241.91/141,528.45
  6. Step 6: Final answer
    x = 124,868.09

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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.