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Finding the Fourth Proportional to 58,624.56, 80,911.44 and 43,616.88

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Solution

The fourth proportional to 58,624.56, 80,911.44 and 43,616.88 is: 60,198.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,624.56 : 80,911.44 = 43,616.88 : x
  2. Step 2: Convert to fraction form
    58,624.56/80,911.44 = 43,616.88/x
  3. Step 3: Cross multiply
    58,624.56x = 80,911.44 × 43,616.88
  4. Step 4: Simplify right side
    58,624.56x = 3,529,104,569.11
  5. Step 5: Solve for x
    x = 3,529,104,569.11/58,624.56
  6. Step 6: Final answer
    x = 60,198.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.