Home / 47,795.40-71,606.70-38,982.60

Finding the Fourth Proportional to 47,795.40, 71,606.70 and 38,982.60

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Solution

The fourth proportional to 47,795.40, 71,606.70 and 38,982.60 is: 58,403.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,795.40 : 71,606.70 = 38,982.60 : x
  2. Step 2: Convert to fraction form
    47,795.40/71,606.70 = 38,982.60/x
  3. Step 3: Cross multiply
    47,795.40x = 71,606.70 × 38,982.60
  4. Step 4: Simplify right side
    47,795.40x = 2,791,415,343.42
  5. Step 5: Solve for x
    x = 2,791,415,343.42/47,795.40
  6. Step 6: Final answer
    x = 58,403.43

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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.