Home / 47,748.60-71,699.40-37,969.20

Finding the Fourth Proportional to 47,748.60, 71,699.40 and 37,969.20

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Solution

The fourth proportional to 47,748.60, 71,699.40 and 37,969.20 is: 57,014.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,748.60 : 71,699.40 = 37,969.20 : x
  2. Step 2: Convert to fraction form
    47,748.60/71,699.40 = 37,969.20/x
  3. Step 3: Cross multiply
    47,748.60x = 71,699.40 × 37,969.20
  4. Step 4: Simplify right side
    47,748.60x = 2,722,368,858.48
  5. Step 5: Solve for x
    x = 2,722,368,858.48/47,748.60
  6. Step 6: Final answer
    x = 57,014.63

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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.