Home / 55,733.34-76,917.41-31,855.47

Finding the Fourth Proportional to 55,733.34, 76,917.41 and 31,855.47

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Solution

The fourth proportional to 55,733.34, 76,917.41 and 31,855.47 is: 43,963.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,733.34 : 76,917.41 = 31,855.47 : x
  2. Step 2: Convert to fraction form
    55,733.34/76,917.41 = 31,855.47/x
  3. Step 3: Cross multiply
    55,733.34x = 76,917.41 × 31,855.47
  4. Step 4: Simplify right side
    55,733.34x = 2,450,240,246.73
  5. Step 5: Solve for x
    x = 2,450,240,246.73/55,733.34
  6. Step 6: Final answer
    x = 43,963.64

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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.