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Finding the Fourth Proportional to 69,551.76, 104,335.68 and 25,199.40

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Solution

The fourth proportional to 69,551.76, 104,335.68 and 25,199.40 is: 37,802.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,551.76 : 104,335.68 = 25,199.40 : x
  2. Step 2: Convert to fraction form
    69,551.76/104,335.68 = 25,199.40/x
  3. Step 3: Cross multiply
    69,551.76x = 104,335.68 × 25,199.40
  4. Step 4: Simplify right side
    69,551.76x = 2,629,196,534.59
  5. Step 5: Solve for x
    x = 2,629,196,534.59/69,551.76
  6. Step 6: Final answer
    x = 37,802.01

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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.