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Finding the Fourth Proportional to 60,134.40, 90,080.64 and 33,799.68

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Solution

The fourth proportional to 60,134.40, 90,080.64 and 33,799.68 is: 50,631.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,134.40 : 90,080.64 = 33,799.68 : x
  2. Step 2: Convert to fraction form
    60,134.40/90,080.64 = 33,799.68/x
  3. Step 3: Cross multiply
    60,134.40x = 90,080.64 × 33,799.68
  4. Step 4: Simplify right side
    60,134.40x = 3,044,696,806.20
  5. Step 5: Solve for x
    x = 3,044,696,806.20/60,134.40
  6. Step 6: Final answer
    x = 50,631.53

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1.5x scale

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.