Home / 141,526.35-195,399.68-87,891.39

Finding the Fourth Proportional to 141,526.35, 195,399.68 and 87,891.39

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Solution

The fourth proportional to 141,526.35, 195,399.68 and 87,891.39 is: 121,348.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,526.35 : 195,399.68 = 87,891.39 : x
  2. Step 2: Convert to fraction form
    141,526.35/195,399.68 = 87,891.39/x
  3. Step 3: Cross multiply
    141,526.35x = 195,399.68 × 87,891.39
  4. Step 4: Simplify right side
    141,526.35x = 17,173,949,041.30
  5. Step 5: Solve for x
    x = 17,173,949,041.30/141,526.35
  6. Step 6: Final answer
    x = 121,348.07

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.