Home / 69,031.04-103,531.07-26,896.67

Finding the Fourth Proportional to 69,031.04, 103,531.07 and 26,896.67

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Solution

The fourth proportional to 69,031.04, 103,531.07 and 26,896.67 is: 40,338.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,031.04 : 103,531.07 = 26,896.67 : x
  2. Step 2: Convert to fraction form
    69,031.04/103,531.07 = 26,896.67/x
  3. Step 3: Cross multiply
    69,031.04x = 103,531.07 × 26,896.67
  4. Step 4: Simplify right side
    69,031.04x = 2,784,640,574.12
  5. Step 5: Solve for x
    x = 2,784,640,574.12/69,031.04
  6. Step 6: Final answer
    x = 40,338.96

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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.