Home / 94,578.85-141,832.89-31,387.19

Finding the Fourth Proportional to 94,578.85, 141,832.89 and 31,387.19

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Solution

The fourth proportional to 94,578.85, 141,832.89 and 31,387.19 is: 47,069.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,578.85 : 141,832.89 = 31,387.19 : x
  2. Step 2: Convert to fraction form
    94,578.85/141,832.89 = 31,387.19/x
  3. Step 3: Cross multiply
    94,578.85x = 141,832.89 × 31,387.19
  4. Step 4: Simplify right side
    94,578.85x = 4,451,735,157.51
  5. Step 5: Solve for x
    x = 4,451,735,157.51/94,578.85
  6. Step 6: Final answer
    x = 47,069.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.