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Finding the Fourth Proportional to 196,752.30, 295,128.45 and 181,545.90

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Solution

The fourth proportional to 196,752.30, 295,128.45 and 181,545.90 is: 272,318.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,752.30 : 295,128.45 = 181,545.90 : x
  2. Step 2: Convert to fraction form
    196,752.30/295,128.45 = 181,545.90/x
  3. Step 3: Cross multiply
    196,752.30x = 295,128.45 × 181,545.90
  4. Step 4: Simplify right side
    196,752.30x = 53,579,360,070.86
  5. Step 5: Solve for x
    x = 53,579,360,070.86/196,752.30
  6. Step 6: Final answer
    x = 272,318.85

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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.