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Finding the Fourth Proportional to 64,352.34, 88,806.25 and 39,201.84

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Solution

The fourth proportional to 64,352.34, 88,806.25 and 39,201.84 is: 54,098.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,352.34 : 88,806.25 = 39,201.84 : x
  2. Step 2: Convert to fraction form
    64,352.34/88,806.25 = 39,201.84/x
  3. Step 3: Cross multiply
    64,352.34x = 88,806.25 × 39,201.84
  4. Step 4: Simplify right side
    64,352.34x = 3,481,367,959.47
  5. Step 5: Solve for x
    x = 3,481,367,959.47/64,352.34
  6. Step 6: Final answer
    x = 54,098.55

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1.5x scale

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.