Home / 57,678.16-79,601.37-35,011.96

Finding the Fourth Proportional to 57,678.16, 79,601.37 and 35,011.96

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Solution

The fourth proportional to 57,678.16, 79,601.37 and 35,011.96 is: 48,319.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,678.16 : 79,601.37 = 35,011.96 : x
  2. Step 2: Convert to fraction form
    57,678.16/79,601.37 = 35,011.96/x
  3. Step 3: Cross multiply
    57,678.16x = 79,601.37 × 35,011.96
  4. Step 4: Simplify right side
    57,678.16x = 2,786,999,982.39
  5. Step 5: Solve for x
    x = 2,786,999,982.39/57,678.16
  6. Step 6: Final answer
    x = 48,319.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.