Home / 102,939.48-154,407.60-32,818.32

Finding the Fourth Proportional to 102,939.48, 154,407.60 and 32,818.32

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Solution

The fourth proportional to 102,939.48, 154,407.60 and 32,818.32 is: 49,226.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,939.48 : 154,407.60 = 32,818.32 : x
  2. Step 2: Convert to fraction form
    102,939.48/154,407.60 = 32,818.32/x
  3. Step 3: Cross multiply
    102,939.48x = 154,407.60 × 32,818.32
  4. Step 4: Simplify right side
    102,939.48x = 5,067,398,027.23
  5. Step 5: Solve for x
    x = 5,067,398,027.23/102,939.48
  6. Step 6: Final answer
    x = 49,226.96

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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.