Home / 55,668.51-76,820.96-31,794.69

Finding the Fourth Proportional to 55,668.51, 76,820.96 and 31,794.69

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Solution

The fourth proportional to 55,668.51, 76,820.96 and 31,794.69 is: 43,875.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,668.51 : 76,820.96 = 31,794.69 : x
  2. Step 2: Convert to fraction form
    55,668.51/76,820.96 = 31,794.69/x
  3. Step 3: Cross multiply
    55,668.51x = 76,820.96 × 31,794.69
  4. Step 4: Simplify right side
    55,668.51x = 2,442,498,449.73
  5. Step 5: Solve for x
    x = 2,442,498,449.73/55,668.51
  6. Step 6: Final answer
    x = 43,875.76

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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.