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Finding the Fourth Proportional to 59,292.40, 81,791.64 and 36,636.40

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Solution

The fourth proportional to 59,292.40, 81,791.64 and 36,636.40 is: 50,538.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,292.40 : 81,791.64 = 36,636.40 : x
  2. Step 2: Convert to fraction form
    59,292.40/81,791.64 = 36,636.40/x
  3. Step 3: Cross multiply
    59,292.40x = 81,791.64 × 36,636.40
  4. Step 4: Simplify right side
    59,292.40x = 2,996,551,239.70
  5. Step 5: Solve for x
    x = 2,996,551,239.70/59,292.40
  6. Step 6: Final answer
    x = 50,538.54

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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.