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Finding the Fourth Proportional to 64,193.84, 88,589.90 and 35,899.46

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Solution

The fourth proportional to 64,193.84, 88,589.90 and 35,899.46 is: 49,542.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,193.84 : 88,589.90 = 35,899.46 : x
  2. Step 2: Convert to fraction form
    64,193.84/88,589.90 = 35,899.46/x
  3. Step 3: Cross multiply
    64,193.84x = 88,589.90 × 35,899.46
  4. Step 4: Simplify right side
    64,193.84x = 3,180,329,571.45
  5. Step 5: Solve for x
    x = 3,180,329,571.45/64,193.84
  6. Step 6: Final answer
    x = 49,542.60

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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.