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Finding the Fourth Proportional to 73,501.43, 110,113.02 and 43,425.72

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Solution

The fourth proportional to 73,501.43, 110,113.02 and 43,425.72 is: 65,056.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,501.43 : 110,113.02 = 43,425.72 : x
  2. Step 2: Convert to fraction form
    73,501.43/110,113.02 = 43,425.72/x
  3. Step 3: Cross multiply
    73,501.43x = 110,113.02 × 43,425.72
  4. Step 4: Simplify right side
    73,501.43x = 4,781,737,174.87
  5. Step 5: Solve for x
    x = 4,781,737,174.87/73,501.43
  6. Step 6: Final answer
    x = 65,056.39

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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.