Home / 77,244.10-115,909.35-32,863.30

Finding the Fourth Proportional to 77,244.10, 115,909.35 and 32,863.30

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Solution

The fourth proportional to 77,244.10, 115,909.35 and 32,863.30 is: 49,313.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,244.10 : 115,909.35 = 32,863.30 : x
  2. Step 2: Convert to fraction form
    77,244.10/115,909.35 = 32,863.30/x
  3. Step 3: Cross multiply
    77,244.10x = 115,909.35 × 32,863.30
  4. Step 4: Simplify right side
    77,244.10x = 3,809,163,741.86
  5. Step 5: Solve for x
    x = 3,809,163,741.86/77,244.10
  6. Step 6: Final answer
    x = 49,313.33

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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.