Home / 50,005.76-75,002.85-12,562.98

Finding the Fourth Proportional to 50,005.76, 75,002.85 and 12,562.98

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Solution

The fourth proportional to 50,005.76, 75,002.85 and 12,562.98 is: 18,843.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,005.76 : 75,002.85 = 12,562.98 : x
  2. Step 2: Convert to fraction form
    50,005.76/75,002.85 = 12,562.98/x
  3. Step 3: Cross multiply
    50,005.76x = 75,002.85 × 12,562.98
  4. Step 4: Simplify right side
    50,005.76x = 942,259,304.49
  5. Step 5: Solve for x
    x = 942,259,304.49/50,005.76
  6. Step 6: Final answer
    x = 18,843.02

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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.