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Finding the Fourth Proportional to 155,025, 232,539.66 and 44,217

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Solution

The fourth proportional to 155,025, 232,539.66 and 44,217 is: 66,326.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,025 : 232,539.66 = 44,217 : x
  2. Step 2: Convert to fraction form
    155,025/232,539.66 = 44,217/x
  3. Step 3: Cross multiply
    155,025x = 232,539.66 × 44,217
  4. Step 4: Simplify right side
    155,025x = 10,282,206,146.22
  5. Step 5: Solve for x
    x = 10,282,206,146.22/155,025
  6. Step 6: Final answer
    x = 66,326.12

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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.