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Finding the Fourth Proportional to 73,197.76, 109,746.96 and 23,262.88

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Solution

The fourth proportional to 73,197.76, 109,746.96 and 23,262.88 is: 34,878.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,197.76 : 109,746.96 = 23,262.88 : x
  2. Step 2: Convert to fraction form
    73,197.76/109,746.96 = 23,262.88/x
  3. Step 3: Cross multiply
    73,197.76x = 109,746.96 × 23,262.88
  4. Step 4: Simplify right side
    73,197.76x = 2,553,030,360.84
  5. Step 5: Solve for x
    x = 2,553,030,360.84/73,197.76
  6. Step 6: Final answer
    x = 34,878.53

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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.