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Finding the Fourth Proportional to 79,814.43, 119,740.46 and 23,655.02

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Solution

The fourth proportional to 79,814.43, 119,740.46 and 23,655.02 is: 35,488.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,814.43 : 119,740.46 = 23,655.02 : x
  2. Step 2: Convert to fraction form
    79,814.43/119,740.46 = 23,655.02/x
  3. Step 3: Cross multiply
    79,814.43x = 119,740.46 × 23,655.02
  4. Step 4: Simplify right side
    79,814.43x = 2,832,462,259.13
  5. Step 5: Solve for x
    x = 2,832,462,259.13/79,814.43
  6. Step 6: Final answer
    x = 35,488.10

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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.