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Finding the Fourth Proportional to 64,341.61, 96,530.64 and 26,919.61

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Solution

The fourth proportional to 64,341.61, 96,530.64 and 26,919.61 is: 40,387.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,341.61 : 96,530.64 = 26,919.61 : x
  2. Step 2: Convert to fraction form
    64,341.61/96,530.64 = 26,919.61/x
  3. Step 3: Cross multiply
    64,341.61x = 96,530.64 × 26,919.61
  4. Step 4: Simplify right side
    64,341.61x = 2,598,567,181.85
  5. Step 5: Solve for x
    x = 2,598,567,181.85/64,341.61
  6. Step 6: Final answer
    x = 40,387.04

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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.