Home / 74,524.29-111,677.76-34,555.50

Finding the Fourth Proportional to 74,524.29, 111,677.76 and 34,555.50

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Solution

The fourth proportional to 74,524.29, 111,677.76 and 34,555.50 is: 51,782.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,524.29 : 111,677.76 = 34,555.50 : x
  2. Step 2: Convert to fraction form
    74,524.29/111,677.76 = 34,555.50/x
  3. Step 3: Cross multiply
    74,524.29x = 111,677.76 × 34,555.50
  4. Step 4: Simplify right side
    74,524.29x = 3,859,080,835.68
  5. Step 5: Solve for x
    x = 3,859,080,835.68/74,524.29
  6. Step 6: Final answer
    x = 51,782.86

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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.