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Finding the Fourth Proportional to 96,752.88, 133,532.01 and 54,313.74

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Solution

The fourth proportional to 96,752.88, 133,532.01 and 54,313.74 is: 74,960.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,752.88 : 133,532.01 = 54,313.74 : x
  2. Step 2: Convert to fraction form
    96,752.88/133,532.01 = 54,313.74/x
  3. Step 3: Cross multiply
    96,752.88x = 133,532.01 × 54,313.74
  4. Step 4: Simplify right side
    96,752.88x = 7,252,622,872.82
  5. Step 5: Solve for x
    x = 7,252,622,872.82/96,752.88
  6. Step 6: Final answer
    x = 74,960.28

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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.