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Finding the Fourth Proportional to 69,301, 103,957.98 and 22,541.32

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Solution

The fourth proportional to 69,301, 103,957.98 and 22,541.32 is: 33,814.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,301 : 103,957.98 = 22,541.32 : x
  2. Step 2: Convert to fraction form
    69,301/103,957.98 = 22,541.32/x
  3. Step 3: Cross multiply
    69,301x = 103,957.98 × 22,541.32
  4. Step 4: Simplify right side
    69,301x = 2,343,350,093.73
  5. Step 5: Solve for x
    x = 2,343,350,093.73/69,301
  6. Step 6: Final answer
    x = 33,814.09

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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.