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Finding the Fourth Proportional to 155,313.86, 232,800.32 and 88,608.52

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Solution

The fourth proportional to 155,313.86, 232,800.32 and 88,608.52 is: 132,815.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,313.86 : 232,800.32 = 88,608.52 : x
  2. Step 2: Convert to fraction form
    155,313.86/232,800.32 = 88,608.52/x
  3. Step 3: Cross multiply
    155,313.86x = 232,800.32 × 88,608.52
  4. Step 4: Simplify right side
    155,313.86x = 20,628,091,810.73
  5. Step 5: Solve for x
    x = 20,628,091,810.73/155,313.86
  6. Step 6: Final answer
    x = 132,815.52

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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.