Home / 191,619.62-264,443.25-106,736.66

Finding the Fourth Proportional to 191,619.62, 264,443.25 and 106,736.66

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Solution

The fourth proportional to 191,619.62, 264,443.25 and 106,736.66 is: 147,301.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,619.62 : 264,443.25 = 106,736.66 : x
  2. Step 2: Convert to fraction form
    191,619.62/264,443.25 = 106,736.66/x
  3. Step 3: Cross multiply
    191,619.62x = 264,443.25 × 106,736.66
  4. Step 4: Simplify right side
    191,619.62x = 28,225,789,264.55
  5. Step 5: Solve for x
    x = 28,225,789,264.55/191,619.62
  6. Step 6: Final answer
    x = 147,301.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.