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Finding the Fourth Proportional to 73,223.60, 109,835.40 and 63,333.50

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Solution

The fourth proportional to 73,223.60, 109,835.40 and 63,333.50 is: 95,000.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,223.60 : 109,835.40 = 63,333.50 : x
  2. Step 2: Convert to fraction form
    73,223.60/109,835.40 = 63,333.50/x
  3. Step 3: Cross multiply
    73,223.60x = 109,835.40 × 63,333.50
  4. Step 4: Simplify right side
    73,223.60x = 6,956,260,305.90
  5. Step 5: Solve for x
    x = 6,956,260,305.90/73,223.60
  6. Step 6: Final answer
    x = 95,000.25

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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.