Home / 34,161.93-47,147.57-20,014.76

Finding the Fourth Proportional to 34,161.93, 47,147.57 and 20,014.76

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Solution

The fourth proportional to 34,161.93, 47,147.57 and 20,014.76 is: 27,622.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,161.93 : 47,147.57 = 20,014.76 : x
  2. Step 2: Convert to fraction form
    34,161.93/47,147.57 = 20,014.76/x
  3. Step 3: Cross multiply
    34,161.93x = 47,147.57 × 20,014.76
  4. Step 4: Simplify right side
    34,161.93x = 943,646,962.32
  5. Step 5: Solve for x
    x = 943,646,962.32/34,161.93
  6. Step 6: Final answer
    x = 27,622.76

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Double scale
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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.