Home / 61,191.36-91,709.28-33,456.96

Finding the Fourth Proportional to 61,191.36, 91,709.28 and 33,456.96

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Solution

The fourth proportional to 61,191.36, 91,709.28 and 33,456.96 is: 50,142.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,191.36 : 91,709.28 = 33,456.96 : x
  2. Step 2: Convert to fraction form
    61,191.36/91,709.28 = 33,456.96/x
  3. Step 3: Cross multiply
    61,191.36x = 91,709.28 × 33,456.96
  4. Step 4: Simplify right side
    61,191.36x = 3,068,313,712.59
  5. Step 5: Solve for x
    x = 3,068,313,712.59/61,191.36
  6. Step 6: Final answer
    x = 50,142.92

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1.5x scale

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.