Home / 55,436.62-76,502.51-29,942.98

Finding the Fourth Proportional to 55,436.62, 76,502.51 and 29,942.98

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Solution

The fourth proportional to 55,436.62, 76,502.51 and 29,942.98 is: 41,321.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,436.62 : 76,502.51 = 29,942.98 : x
  2. Step 2: Convert to fraction form
    55,436.62/76,502.51 = 29,942.98/x
  3. Step 3: Cross multiply
    55,436.62x = 76,502.51 × 29,942.98
  4. Step 4: Simplify right side
    55,436.62x = 2,290,713,126.88
  5. Step 5: Solve for x
    x = 2,290,713,126.88/55,436.62
  6. Step 6: Final answer
    x = 41,321.30

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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.