Home / 196,345.18-294,349.10-68,244.82

Finding the Fourth Proportional to 196,345.18, 294,349.10 and 68,244.82

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Solution

The fourth proportional to 196,345.18, 294,349.10 and 68,244.82 is: 102,308.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,345.18 : 294,349.10 = 68,244.82 : x
  2. Step 2: Convert to fraction form
    196,345.18/294,349.10 = 68,244.82/x
  3. Step 3: Cross multiply
    196,345.18x = 294,349.10 × 68,244.82
  4. Step 4: Simplify right side
    196,345.18x = 20,087,801,346.66
  5. Step 5: Solve for x
    x = 20,087,801,346.66/196,345.18
  6. Step 6: Final answer
    x = 102,308.60

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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.