Home / 45,300.74-67,977.82-17,244.40

Finding the Fourth Proportional to 45,300.74, 67,977.82 and 17,244.40

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Solution

The fourth proportional to 45,300.74, 67,977.82 and 17,244.40 is: 25,876.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,300.74 : 67,977.82 = 17,244.40 : x
  2. Step 2: Convert to fraction form
    45,300.74/67,977.82 = 17,244.40/x
  3. Step 3: Cross multiply
    45,300.74x = 67,977.82 × 17,244.40
  4. Step 4: Simplify right side
    45,300.74x = 1,172,236,719.21
  5. Step 5: Solve for x
    x = 1,172,236,719.21/45,300.74
  6. Step 6: Final answer
    x = 25,876.77

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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.