Home / 52,842.21-79,273.65-19,562.55

Finding the Fourth Proportional to 52,842.21, 79,273.65 and 19,562.55

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Solution

The fourth proportional to 52,842.21, 79,273.65 and 19,562.55 is: 29,347.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,842.21 : 79,273.65 = 19,562.55 : x
  2. Step 2: Convert to fraction form
    52,842.21/79,273.65 = 19,562.55/x
  3. Step 3: Cross multiply
    52,842.21x = 79,273.65 × 19,562.55
  4. Step 4: Simplify right side
    52,842.21x = 1,550,794,741.81
  5. Step 5: Solve for x
    x = 1,550,794,741.81/52,842.21
  6. Step 6: Final answer
    x = 29,347.65

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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.