Home / 194,217.06-291,326.52-67,856.76

Finding the Fourth Proportional to 194,217.06, 291,326.52 and 67,856.76

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Solution

The fourth proportional to 194,217.06, 291,326.52 and 67,856.76 is: 101,785.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,217.06 : 291,326.52 = 67,856.76 : x
  2. Step 2: Convert to fraction form
    194,217.06/291,326.52 = 67,856.76/x
  3. Step 3: Cross multiply
    194,217.06x = 291,326.52 × 67,856.76
  4. Step 4: Simplify right side
    194,217.06x = 19,768,473,749.28
  5. Step 5: Solve for x
    x = 19,768,473,749.28/194,217.06
  6. Step 6: Final answer
    x = 101,785.46

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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.