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Finding the Fourth Proportional to 73,604.10, 110,276.55 and 60,384.90

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Solution

The fourth proportional to 73,604.10, 110,276.55 and 60,384.90 is: 90,471.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,604.10 : 110,276.55 = 60,384.90 : x
  2. Step 2: Convert to fraction form
    73,604.10/110,276.55 = 60,384.90/x
  3. Step 3: Cross multiply
    73,604.10x = 110,276.55 × 60,384.90
  4. Step 4: Simplify right side
    73,604.10x = 6,659,038,444.10
  5. Step 5: Solve for x
    x = 6,659,038,444.10/73,604.10
  6. Step 6: Final answer
    x = 90,471.03

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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.