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Finding the Fourth Proportional to 67,203.60, 100,801.32 and 29,752.74

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Solution

The fourth proportional to 67,203.60, 100,801.32 and 29,752.74 is: 44,627.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,203.60 : 100,801.32 = 29,752.74 : x
  2. Step 2: Convert to fraction form
    67,203.60/100,801.32 = 29,752.74/x
  3. Step 3: Cross multiply
    67,203.60x = 100,801.32 × 29,752.74
  4. Step 4: Simplify right side
    67,203.60x = 2,999,115,465.62
  5. Step 5: Solve for x
    x = 2,999,115,465.62/67,203.60
  6. Step 6: Final answer
    x = 44,627.30

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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.