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Finding the Fourth Proportional to 155,005, 232,509.66 and 44,197

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Solution

The fourth proportional to 155,005, 232,509.66 and 44,197 is: 66,296.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,005 : 232,509.66 = 44,197 : x
  2. Step 2: Convert to fraction form
    155,005/232,509.66 = 44,197/x
  3. Step 3: Cross multiply
    155,005x = 232,509.66 × 44,197
  4. Step 4: Simplify right side
    155,005x = 10,276,229,443.02
  5. Step 5: Solve for x
    x = 10,276,229,443.02/155,005
  6. Step 6: Final answer
    x = 66,296.12

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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.