Home / 47,444.80-71,168.45-20,777.01

Finding the Fourth Proportional to 47,444.80, 71,168.45 and 20,777.01

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Solution

The fourth proportional to 47,444.80, 71,168.45 and 20,777.01 is: 31,166.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,444.80 : 71,168.45 = 20,777.01 : x
  2. Step 2: Convert to fraction form
    47,444.80/71,168.45 = 20,777.01/x
  3. Step 3: Cross multiply
    47,444.80x = 71,168.45 × 20,777.01
  4. Step 4: Simplify right side
    47,444.80x = 1,478,667,471.36
  5. Step 5: Solve for x
    x = 1,478,667,471.36/47,444.80
  6. Step 6: Final answer
    x = 31,166.06

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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.