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Finding the Fourth Proportional to 69,854.79, 104,750.06 and 22,461.13

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Solution

The fourth proportional to 69,854.79, 104,750.06 and 22,461.13 is: 33,681.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,854.79 : 104,750.06 = 22,461.13 : x
  2. Step 2: Convert to fraction form
    69,854.79/104,750.06 = 22,461.13/x
  3. Step 3: Cross multiply
    69,854.79x = 104,750.06 × 22,461.13
  4. Step 4: Simplify right side
    69,854.79x = 2,352,804,860.14
  5. Step 5: Solve for x
    x = 2,352,804,860.14/69,854.79
  6. Step 6: Final answer
    x = 33,681.37

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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.