Home / 103,742.82-155,364.76-59,234.67

Finding the Fourth Proportional to 103,742.82, 155,364.76 and 59,234.67

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Solution

The fourth proportional to 103,742.82, 155,364.76 and 59,234.67 is: 88,709.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,742.82 : 155,364.76 = 59,234.67 : x
  2. Step 2: Convert to fraction form
    103,742.82/155,364.76 = 59,234.67/x
  3. Step 3: Cross multiply
    103,742.82x = 155,364.76 × 59,234.67
  4. Step 4: Simplify right side
    103,742.82x = 9,202,980,288.23
  5. Step 5: Solve for x
    x = 9,202,980,288.23/103,742.82
  6. Step 6: Final answer
    x = 88,709.56

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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.