Home / 55,267.20-82,880.55-17,837.10

Finding the Fourth Proportional to 55,267.20, 82,880.55 and 17,837.10

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Solution

The fourth proportional to 55,267.20, 82,880.55 and 17,837.10 is: 26,749.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,267.20 : 82,880.55 = 17,837.10 : x
  2. Step 2: Convert to fraction form
    55,267.20/82,880.55 = 17,837.10/x
  3. Step 3: Cross multiply
    55,267.20x = 82,880.55 × 17,837.10
  4. Step 4: Simplify right side
    55,267.20x = 1,478,348,658.41
  5. Step 5: Solve for x
    x = 1,478,348,658.41/55,267.20
  6. Step 6: Final answer
    x = 26,749.11

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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.