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Finding the Fourth Proportional to 141,336.60, 212,012.24 and 36,156.48

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Solution

The fourth proportional to 141,336.60, 212,012.24 and 36,156.48 is: 54,236.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,336.60 : 212,012.24 = 36,156.48 : x
  2. Step 2: Convert to fraction form
    141,336.60/212,012.24 = 36,156.48/x
  3. Step 3: Cross multiply
    141,336.60x = 212,012.24 × 36,156.48
  4. Step 4: Simplify right side
    141,336.60x = 7,665,616,315.32
  5. Step 5: Solve for x
    x = 7,665,616,315.32/141,336.60
  6. Step 6: Final answer
    x = 54,236.60

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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.