Home / 69,992.18-96,590.04-38,160.80

Finding the Fourth Proportional to 69,992.18, 96,590.04 and 38,160.80

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Solution

The fourth proportional to 69,992.18, 96,590.04 and 38,160.80 is: 52,662.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,992.18 : 96,590.04 = 38,160.80 : x
  2. Step 2: Convert to fraction form
    69,992.18/96,590.04 = 38,160.80/x
  3. Step 3: Cross multiply
    69,992.18x = 96,590.04 × 38,160.80
  4. Step 4: Simplify right side
    69,992.18x = 3,685,953,198.43
  5. Step 5: Solve for x
    x = 3,685,953,198.43/69,992.18
  6. Step 6: Final answer
    x = 52,662.36

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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.