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Finding the Fourth Proportional to 113,296.48, 169,950.48 and 43,162.72

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Solution

The fourth proportional to 113,296.48, 169,950.48 and 43,162.72 is: 64,746.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,296.48 : 169,950.48 = 43,162.72 : x
  2. Step 2: Convert to fraction form
    113,296.48/169,950.48 = 43,162.72/x
  3. Step 3: Cross multiply
    113,296.48x = 169,950.48 × 43,162.72
  4. Step 4: Simplify right side
    113,296.48x = 7,335,524,982.11
  5. Step 5: Solve for x
    x = 7,335,524,982.11/113,296.48
  6. Step 6: Final answer
    x = 64,746.27

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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.