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Finding the Fourth Proportional to 88,620.47, 132,930.71 and 36,017.63

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Solution

The fourth proportional to 88,620.47, 132,930.71 and 36,017.63 is: 54,026.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,620.47 : 132,930.71 = 36,017.63 : x
  2. Step 2: Convert to fraction form
    88,620.47/132,930.71 = 36,017.63/x
  3. Step 3: Cross multiply
    88,620.47x = 132,930.71 × 36,017.63
  4. Step 4: Simplify right side
    88,620.47x = 4,787,848,948.33
  5. Step 5: Solve for x
    x = 4,787,848,948.33/88,620.47
  6. Step 6: Final answer
    x = 54,026.45

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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.