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Finding the Fourth Proportional to 79,962.69, 119,873.36 and 32,617.40

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Solution

The fourth proportional to 79,962.69, 119,873.36 and 32,617.40 is: 48,897.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,962.69 : 119,873.36 = 32,617.40 : x
  2. Step 2: Convert to fraction form
    79,962.69/119,873.36 = 32,617.40/x
  3. Step 3: Cross multiply
    79,962.69x = 119,873.36 × 32,617.40
  4. Step 4: Simplify right side
    79,962.69x = 3,909,956,814.64
  5. Step 5: Solve for x
    x = 3,909,956,814.64/79,962.69
  6. Step 6: Final answer
    x = 48,897.26

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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.