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Finding the Fourth Proportional to 85,569.67, 118,075.88 and 47,324.03

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Solution

The fourth proportional to 85,569.67, 118,075.88 and 47,324.03 is: 65,301.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,569.67 : 118,075.88 = 47,324.03 : x
  2. Step 2: Convert to fraction form
    85,569.67/118,075.88 = 47,324.03/x
  3. Step 3: Cross multiply
    85,569.67x = 118,075.88 × 47,324.03
  4. Step 4: Simplify right side
    85,569.67x = 5,587,825,660.40
  5. Step 5: Solve for x
    x = 5,587,825,660.40/85,569.67
  6. Step 6: Final answer
    x = 65,301.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.