Home / 57,549.05-79,429.94-38,675.24

Finding the Fourth Proportional to 57,549.05, 79,429.94 and 38,675.24

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Solution

The fourth proportional to 57,549.05, 79,429.94 and 38,675.24 is: 53,380.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,549.05 : 79,429.94 = 38,675.24 : x
  2. Step 2: Convert to fraction form
    57,549.05/79,429.94 = 38,675.24/x
  3. Step 3: Cross multiply
    57,549.05x = 79,429.94 × 38,675.24
  4. Step 4: Simplify right side
    57,549.05x = 3,071,971,992.69
  5. Step 5: Solve for x
    x = 3,071,971,992.69/57,549.05
  6. Step 6: Final answer
    x = 53,380.06

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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.