Home / 117,952.20-162,748.62-70,196.22

Finding the Fourth Proportional to 117,952.20, 162,748.62 and 70,196.22

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Solution

The fourth proportional to 117,952.20, 162,748.62 and 70,196.22 is: 96,855.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,952.20 : 162,748.62 = 70,196.22 : x
  2. Step 2: Convert to fraction form
    117,952.20/162,748.62 = 70,196.22/x
  3. Step 3: Cross multiply
    117,952.20x = 162,748.62 × 70,196.22
  4. Step 4: Simplify right side
    117,952.20x = 11,424,337,934.22
  5. Step 5: Solve for x
    x = 11,424,337,934.22/117,952.20
  6. Step 6: Final answer
    x = 96,855.66

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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.