Home / 53,764.74-74,191.12-29,889.96

Finding the Fourth Proportional to 53,764.74, 74,191.12 and 29,889.96

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Solution

The fourth proportional to 53,764.74, 74,191.12 and 29,889.96 is: 41,245.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,764.74 : 74,191.12 = 29,889.96 : x
  2. Step 2: Convert to fraction form
    53,764.74/74,191.12 = 29,889.96/x
  3. Step 3: Cross multiply
    53,764.74x = 74,191.12 × 29,889.96
  4. Step 4: Simplify right side
    53,764.74x = 2,217,569,609.16
  5. Step 5: Solve for x
    x = 2,217,569,609.16/53,764.74
  6. Step 6: Final answer
    x = 41,245.80

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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.