Home / 117,934.52-162,737.48-70,178.64

Finding the Fourth Proportional to 117,934.52, 162,737.48 and 70,178.64

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Solution

The fourth proportional to 117,934.52, 162,737.48 and 70,178.64 is: 96,839.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,934.52 : 162,737.48 = 70,178.64 : x
  2. Step 2: Convert to fraction form
    117,934.52/162,737.48 = 70,178.64/x
  3. Step 3: Cross multiply
    117,934.52x = 162,737.48 × 70,178.64
  4. Step 4: Simplify right side
    117,934.52x = 11,420,695,023.43
  5. Step 5: Solve for x
    x = 11,420,695,023.43/117,934.52
  6. Step 6: Final answer
    x = 96,839.29

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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.