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Finding the Fourth Proportional to 94,383.69, 130,246.29 and 51,942.12

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Solution

The fourth proportional to 94,383.69, 130,246.29 and 51,942.12 is: 71,678.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,383.69 : 130,246.29 = 51,942.12 : x
  2. Step 2: Convert to fraction form
    94,383.69/130,246.29 = 51,942.12/x
  3. Step 3: Cross multiply
    94,383.69x = 130,246.29 × 51,942.12
  4. Step 4: Simplify right side
    94,383.69x = 6,765,268,424.73
  5. Step 5: Solve for x
    x = 6,765,268,424.73/94,383.69
  6. Step 6: Final answer
    x = 71,678.36

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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.