Home / 55,307.24-82,949.70-15,853.76

Finding the Fourth Proportional to 55,307.24, 82,949.70 and 15,853.76

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Solution

The fourth proportional to 55,307.24, 82,949.70 and 15,853.76 is: 23,777.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,307.24 : 82,949.70 = 15,853.76 : x
  2. Step 2: Convert to fraction form
    55,307.24/82,949.70 = 15,853.76/x
  3. Step 3: Cross multiply
    55,307.24x = 82,949.70 × 15,853.76
  4. Step 4: Simplify right side
    55,307.24x = 1,315,064,635.87
  5. Step 5: Solve for x
    x = 1,315,064,635.87/55,307.24
  6. Step 6: Final answer
    x = 23,777.44

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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.