Home / 45,238.46-67,848.76-15,249.73

Finding the Fourth Proportional to 45,238.46, 67,848.76 and 15,249.73

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Solution

The fourth proportional to 45,238.46, 67,848.76 and 15,249.73 is: 22,871.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,238.46 : 67,848.76 = 15,249.73 : x
  2. Step 2: Convert to fraction form
    45,238.46/67,848.76 = 15,249.73/x
  3. Step 3: Cross multiply
    45,238.46x = 67,848.76 × 15,249.73
  4. Step 4: Simplify right side
    45,238.46x = 1,034,674,970.89
  5. Step 5: Solve for x
    x = 1,034,674,970.89/45,238.46
  6. Step 6: Final answer
    x = 22,871.58

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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.