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Finding the Fourth Proportional to 73,335.76, 110,003.64 and 38,267.22

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Solution

The fourth proportional to 73,335.76, 110,003.64 and 38,267.22 is: 57,400.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,335.76 : 110,003.64 = 38,267.22 : x
  2. Step 2: Convert to fraction form
    73,335.76/110,003.64 = 38,267.22/x
  3. Step 3: Cross multiply
    73,335.76x = 110,003.64 × 38,267.22
  4. Step 4: Simplify right side
    73,335.76x = 4,209,533,492.68
  5. Step 5: Solve for x
    x = 4,209,533,492.68/73,335.76
  6. Step 6: Final answer
    x = 57,400.83

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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.