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Finding the Fourth Proportional to 60,941.34, 91,400.81 and 27,653.40

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Solution

The fourth proportional to 60,941.34, 91,400.81 and 27,653.40 is: 41,475.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,941.34 : 91,400.81 = 27,653.40 : x
  2. Step 2: Convert to fraction form
    60,941.34/91,400.81 = 27,653.40/x
  3. Step 3: Cross multiply
    60,941.34x = 91,400.81 × 27,653.40
  4. Step 4: Simplify right side
    60,941.34x = 2,527,543,020.99
  5. Step 5: Solve for x
    x = 2,527,543,020.99/60,941.34
  6. Step 6: Final answer
    x = 41,475.02

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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.