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Finding the Fourth Proportional to 96,805.74, 133,599.03 and 54,366.78

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Solution

The fourth proportional to 96,805.74, 133,599.03 and 54,366.78 is: 75,030.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,805.74 : 133,599.03 = 54,366.78 : x
  2. Step 2: Convert to fraction form
    96,805.74/133,599.03 = 54,366.78/x
  3. Step 3: Cross multiply
    96,805.74x = 133,599.03 × 54,366.78
  4. Step 4: Simplify right side
    96,805.74x = 7,263,349,072.22
  5. Step 5: Solve for x
    x = 7,263,349,072.22/96,805.74
  6. Step 6: Final answer
    x = 75,030.15

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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.