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Finding the Fourth Proportional to 69,290.40, 103,946.52 and 22,532.34

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Solution

The fourth proportional to 69,290.40, 103,946.52 and 22,532.34 is: 33,802.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,290.40 : 103,946.52 = 22,532.34 : x
  2. Step 2: Convert to fraction form
    69,290.40/103,946.52 = 22,532.34/x
  3. Step 3: Cross multiply
    69,290.40x = 103,946.52 × 22,532.34
  4. Step 4: Simplify right side
    69,290.40x = 2,342,158,330.46
  5. Step 5: Solve for x
    x = 2,342,158,330.46/69,290.40
  6. Step 6: Final answer
    x = 33,802.06

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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.