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Finding the Fourth Proportional to 96,349.11, 132,962.13 and 53,907.63

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Solution

The fourth proportional to 96,349.11, 132,962.13 and 53,907.63 is: 74,392.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,349.11 : 132,962.13 = 53,907.63 : x
  2. Step 2: Convert to fraction form
    96,349.11/132,962.13 = 53,907.63/x
  3. Step 3: Cross multiply
    96,349.11x = 132,962.13 × 53,907.63
  4. Step 4: Simplify right side
    96,349.11x = 7,167,673,308.05
  5. Step 5: Solve for x
    x = 7,167,673,308.05/96,349.11
  6. Step 6: Final answer
    x = 74,392.73

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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.