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Finding the Fourth Proportional to 79,582.83, 119,354.40 and 23,411.76

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Solution

The fourth proportional to 79,582.83, 119,354.40 and 23,411.76 is: 35,111.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,582.83 : 119,354.40 = 23,411.76 : x
  2. Step 2: Convert to fraction form
    79,582.83/119,354.40 = 23,411.76/x
  3. Step 3: Cross multiply
    79,582.83x = 119,354.40 × 23,411.76
  4. Step 4: Simplify right side
    79,582.83x = 2,794,296,567.74
  5. Step 5: Solve for x
    x = 2,794,296,567.74/79,582.83
  6. Step 6: Final answer
    x = 35,111.80

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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.