Home / 117,815.63-162,584.30-70,067.93

Finding the Fourth Proportional to 117,815.63, 162,584.30 and 70,067.93

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Solution

The fourth proportional to 117,815.63, 162,584.30 and 70,067.93 is: 96,692.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,815.63 : 162,584.30 = 70,067.93 : x
  2. Step 2: Convert to fraction form
    117,815.63/162,584.30 = 70,067.93/x
  3. Step 3: Cross multiply
    117,815.63x = 162,584.30 × 70,067.93
  4. Step 4: Simplify right side
    117,815.63x = 11,391,944,713.75
  5. Step 5: Solve for x
    x = 11,391,944,713.75/117,815.63
  6. Step 6: Final answer
    x = 96,692.99

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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.