Home / 47,607.08-65,667.92-30,633.39

Finding the Fourth Proportional to 47,607.08, 65,667.92 and 30,633.39

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Solution

The fourth proportional to 47,607.08, 65,667.92 and 30,633.39 is: 42,254.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,607.08 : 65,667.92 = 30,633.39 : x
  2. Step 2: Convert to fraction form
    47,607.08/65,667.92 = 30,633.39/x
  3. Step 3: Cross multiply
    47,607.08x = 65,667.92 × 30,633.39
  4. Step 4: Simplify right side
    47,607.08x = 2,011,630,850.68
  5. Step 5: Solve for x
    x = 2,011,630,850.68/47,607.08
  6. Step 6: Final answer
    x = 42,254.87

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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.