Home / 112,631.40-168,984.66-37,759

Finding the Fourth Proportional to 112,631.40, 168,984.66 and 37,759

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Solution

The fourth proportional to 112,631.40, 168,984.66 and 37,759 is: 56,651.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,631.40 : 168,984.66 = 37,759 : x
  2. Step 2: Convert to fraction form
    112,631.40/168,984.66 = 37,759/x
  3. Step 3: Cross multiply
    112,631.40x = 168,984.66 × 37,759
  4. Step 4: Simplify right side
    112,631.40x = 6,380,691,776.94
  5. Step 5: Solve for x
    x = 6,380,691,776.94/112,631.40
  6. Step 6: Final answer
    x = 56,651.09

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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.