Home / 47,484.80-71,223.84-16,319.36

Finding the Fourth Proportional to 47,484.80, 71,223.84 and 16,319.36

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Solution

The fourth proportional to 47,484.80, 71,223.84 and 16,319.36 is: 24,477.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,484.80 : 71,223.84 = 16,319.36 : x
  2. Step 2: Convert to fraction form
    47,484.80/71,223.84 = 16,319.36/x
  3. Step 3: Cross multiply
    47,484.80x = 71,223.84 × 16,319.36
  4. Step 4: Simplify right side
    47,484.80x = 1,162,327,485.54
  5. Step 5: Solve for x
    x = 1,162,327,485.54/47,484.80
  6. Step 6: Final answer
    x = 24,477.89

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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.