Home / 69,359.75-95,706.19-42,121.67

Finding the Fourth Proportional to 69,359.75, 95,706.19 and 42,121.67

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Solution

The fourth proportional to 69,359.75, 95,706.19 and 42,121.67 is: 58,121.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,359.75 : 95,706.19 = 42,121.67 : x
  2. Step 2: Convert to fraction form
    69,359.75/95,706.19 = 42,121.67/x
  3. Step 3: Cross multiply
    69,359.75x = 95,706.19 × 42,121.67
  4. Step 4: Simplify right side
    69,359.75x = 4,031,304,552.14
  5. Step 5: Solve for x
    x = 4,031,304,552.14/69,359.75
  6. Step 6: Final answer
    x = 58,121.67

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1.5x scale

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.