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Finding the Fourth Proportional to 162,197.52, 223,823.29 and 96,860.08

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Solution

The fourth proportional to 162,197.52, 223,823.29 and 96,860.08 is: 133,661.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,197.52 : 223,823.29 = 96,860.08 : x
  2. Step 2: Convert to fraction form
    162,197.52/223,823.29 = 96,860.08/x
  3. Step 3: Cross multiply
    162,197.52x = 223,823.29 × 96,860.08
  4. Step 4: Simplify right side
    162,197.52x = 21,679,541,775.26
  5. Step 5: Solve for x
    x = 21,679,541,775.26/162,197.52
  6. Step 6: Final answer
    x = 133,661.36

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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.