Home / 55,398.94-76,450.57-30,248.44

Finding the Fourth Proportional to 55,398.94, 76,450.57 and 30,248.44

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Solution

The fourth proportional to 55,398.94, 76,450.57 and 30,248.44 is: 41,742.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,398.94 : 76,450.57 = 30,248.44 : x
  2. Step 2: Convert to fraction form
    55,398.94/76,450.57 = 30,248.44/x
  3. Step 3: Cross multiply
    55,398.94x = 76,450.57 × 30,248.44
  4. Step 4: Simplify right side
    55,398.94x = 2,312,510,212.86
  5. Step 5: Solve for x
    x = 2,312,510,212.86/55,398.94
  6. Step 6: Final answer
    x = 41,742.86

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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.