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Finding the Fourth Proportional to 97,376.24, 134,379.24 and 54,943.76

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Solution

The fourth proportional to 97,376.24, 134,379.24 and 54,943.76 is: 75,822.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,376.24 : 134,379.24 = 54,943.76 : x
  2. Step 2: Convert to fraction form
    97,376.24/134,379.24 = 54,943.76/x
  3. Step 3: Cross multiply
    97,376.24x = 134,379.24 × 54,943.76
  4. Step 4: Simplify right side
    97,376.24x = 7,383,300,711.54
  5. Step 5: Solve for x
    x = 7,383,300,711.54/97,376.24
  6. Step 6: Final answer
    x = 75,822.41

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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.