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Finding the Fourth Proportional to 96,291.80, 132,888.80 and 53,853.44

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Solution

The fourth proportional to 96,291.80, 132,888.80 and 53,853.44 is: 74,321.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,291.80 : 132,888.80 = 53,853.44 : x
  2. Step 2: Convert to fraction form
    96,291.80/132,888.80 = 53,853.44/x
  3. Step 3: Cross multiply
    96,291.80x = 132,888.80 × 53,853.44
  4. Step 4: Simplify right side
    96,291.80x = 7,156,519,017.47
  5. Step 5: Solve for x
    x = 7,156,519,017.47/96,291.80
  6. Step 6: Final answer
    x = 74,321.17

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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.