Home / 168,108.03-252,162.45-49,780.80

Finding the Fourth Proportional to 168,108.03, 252,162.45 and 49,780.80

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Solution

The fourth proportional to 168,108.03, 252,162.45 and 49,780.80 is: 74,671.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,108.03 : 252,162.45 = 49,780.80 : x
  2. Step 2: Convert to fraction form
    168,108.03/252,162.45 = 49,780.80/x
  3. Step 3: Cross multiply
    168,108.03x = 252,162.45 × 49,780.80
  4. Step 4: Simplify right side
    168,108.03x = 12,552,848,490.96
  5. Step 5: Solve for x
    x = 12,552,848,490.96/168,108.03
  6. Step 6: Final answer
    x = 74,671.32

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1.5x scale

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.