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Finding the Fourth Proportional to 226,339.52, 312,231.41 and 153,746.15

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Solution

The fourth proportional to 226,339.52, 312,231.41 and 153,746.15 is: 212,090.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,339.52 : 312,231.41 = 153,746.15 : x
  2. Step 2: Convert to fraction form
    226,339.52/312,231.41 = 153,746.15/x
  3. Step 3: Cross multiply
    226,339.52x = 312,231.41 × 153,746.15
  4. Step 4: Simplify right side
    226,339.52x = 48,004,377,196.57
  5. Step 5: Solve for x
    x = 48,004,377,196.57/226,339.52
  6. Step 6: Final answer
    x = 212,090.13

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.