Home / 168,285.75-252,426.69-48,345.66

Finding the Fourth Proportional to 168,285.75, 252,426.69 and 48,345.66

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Solution

The fourth proportional to 168,285.75, 252,426.69 and 48,345.66 is: 72,517.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,285.75 : 252,426.69 = 48,345.66 : x
  2. Step 2: Convert to fraction form
    168,285.75/252,426.69 = 48,345.66/x
  3. Step 3: Cross multiply
    168,285.75x = 252,426.69 × 48,345.66
  4. Step 4: Simplify right side
    168,285.75x = 12,203,734,929.67
  5. Step 5: Solve for x
    x = 12,203,734,929.67/168,285.75
  6. Step 6: Final answer
    x = 72,517.93

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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.