Home / 34,244.20-47,262.18-20,103.40

Finding the Fourth Proportional to 34,244.20, 47,262.18 and 20,103.40

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Solution

The fourth proportional to 34,244.20, 47,262.18 and 20,103.40 is: 27,745.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,244.20 : 47,262.18 = 20,103.40 : x
  2. Step 2: Convert to fraction form
    34,244.20/47,262.18 = 20,103.40/x
  3. Step 3: Cross multiply
    34,244.20x = 47,262.18 × 20,103.40
  4. Step 4: Simplify right side
    34,244.20x = 950,130,509.41
  5. Step 5: Solve for x
    x = 950,130,509.41/34,244.20
  6. Step 6: Final answer
    x = 27,745.74

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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.