Home / 55,364.94-76,403.52-30,214.44

Finding the Fourth Proportional to 55,364.94, 76,403.52 and 30,214.44

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Solution

The fourth proportional to 55,364.94, 76,403.52 and 30,214.44 is: 41,695.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,364.94 : 76,403.52 = 30,214.44 : x
  2. Step 2: Convert to fraction form
    55,364.94/76,403.52 = 30,214.44/x
  3. Step 3: Cross multiply
    55,364.94x = 76,403.52 × 30,214.44
  4. Step 4: Simplify right side
    55,364.94x = 2,308,489,570.83
  5. Step 5: Solve for x
    x = 2,308,489,570.83/55,364.94
  6. Step 6: Final answer
    x = 41,695.87

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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.