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Finding the Fourth Proportional to 96,396.96, 133,030.62 and 53,954.40

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Solution

The fourth proportional to 96,396.96, 133,030.62 and 53,954.40 is: 74,458.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,396.96 : 133,030.62 = 53,954.40 : x
  2. Step 2: Convert to fraction form
    96,396.96/133,030.62 = 53,954.40/x
  3. Step 3: Cross multiply
    96,396.96x = 133,030.62 × 53,954.40
  4. Step 4: Simplify right side
    96,396.96x = 7,177,587,283.73
  5. Step 5: Solve for x
    x = 7,177,587,283.73/96,396.96
  6. Step 6: Final answer
    x = 74,458.65

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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.