Home / 45,622.14-68,442.84-17,159.28

Finding the Fourth Proportional to 45,622.14, 68,442.84 and 17,159.28

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Solution

The fourth proportional to 45,622.14, 68,442.84 and 17,159.28 is: 25,742.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,622.14 : 68,442.84 = 17,159.28 : x
  2. Step 2: Convert to fraction form
    45,622.14/68,442.84 = 17,159.28/x
  3. Step 3: Cross multiply
    45,622.14x = 68,442.84 × 17,159.28
  4. Step 4: Simplify right side
    45,622.14x = 1,174,429,855.56
  5. Step 5: Solve for x
    x = 1,174,429,855.56/45,622.14
  6. Step 6: Final answer
    x = 25,742.54

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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.