Home / 57,765.40-86,652.70-22,243.94

Finding the Fourth Proportional to 57,765.40, 86,652.70 and 22,243.94

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Solution

The fourth proportional to 57,765.40, 86,652.70 and 22,243.94 is: 33,367.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,765.40 : 86,652.70 = 22,243.94 : x
  2. Step 2: Convert to fraction form
    57,765.40/86,652.70 = 22,243.94/x
  3. Step 3: Cross multiply
    57,765.40x = 86,652.70 × 22,243.94
  4. Step 4: Simplify right side
    57,765.40x = 1,927,497,459.64
  5. Step 5: Solve for x
    x = 1,927,497,459.64/57,765.40
  6. Step 6: Final answer
    x = 33,367.68

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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.