Home / 38,089.12-57,155.56-29,745.72

Finding the Fourth Proportional to 38,089.12, 57,155.56 and 29,745.72

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Solution

The fourth proportional to 38,089.12, 57,155.56 and 29,745.72 is: 44,635.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,089.12 : 57,155.56 = 29,745.72 : x
  2. Step 2: Convert to fraction form
    38,089.12/57,155.56 = 29,745.72/x
  3. Step 3: Cross multiply
    38,089.12x = 57,155.56 × 29,745.72
  4. Step 4: Simplify right side
    38,089.12x = 1,700,133,215.68
  5. Step 5: Solve for x
    x = 1,700,133,215.68/38,089.12
  6. Step 6: Final answer
    x = 44,635.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.