Home / 53,765.28-74,197.80-29,892.96

Finding the Fourth Proportional to 53,765.28, 74,197.80 and 29,892.96

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Solution

The fourth proportional to 53,765.28, 74,197.80 and 29,892.96 is: 41,253.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,765.28 : 74,197.80 = 29,892.96 : x
  2. Step 2: Convert to fraction form
    53,765.28/74,197.80 = 29,892.96/x
  3. Step 3: Cross multiply
    53,765.28x = 74,197.80 × 29,892.96
  4. Step 4: Simplify right side
    53,765.28x = 2,217,991,867.49
  5. Step 5: Solve for x
    x = 2,217,991,867.49/53,765.28
  6. Step 6: Final answer
    x = 41,253.24

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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.