Home / 75,110.25-103,658.64-41,582.73

Finding the Fourth Proportional to 75,110.25, 103,658.64 and 41,582.73

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Solution

The fourth proportional to 75,110.25, 103,658.64 and 41,582.73 is: 57,387.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,110.25 : 103,658.64 = 41,582.73 : x
  2. Step 2: Convert to fraction form
    75,110.25/103,658.64 = 41,582.73/x
  3. Step 3: Cross multiply
    75,110.25x = 103,658.64 × 41,582.73
  4. Step 4: Simplify right side
    75,110.25x = 4,310,409,239.29
  5. Step 5: Solve for x
    x = 4,310,409,239.29/75,110.25
  6. Step 6: Final answer
    x = 57,387.76

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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.