Home / 131,925.96-182,067.48-75,336.12

Finding the Fourth Proportional to 131,925.96, 182,067.48 and 75,336.12

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Solution

The fourth proportional to 131,925.96, 182,067.48 and 75,336.12 is: 103,969.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,925.96 : 182,067.48 = 75,336.12 : x
  2. Step 2: Convert to fraction form
    131,925.96/182,067.48 = 75,336.12/x
  3. Step 3: Cross multiply
    131,925.96x = 182,067.48 × 75,336.12
  4. Step 4: Simplify right side
    131,925.96x = 13,716,257,521.38
  5. Step 5: Solve for x
    x = 13,716,257,521.38/131,925.96
  6. Step 6: Final answer
    x = 103,969.36

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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.