Home / 29,083.52-40,138.24-17,150.72

Finding the Fourth Proportional to 29,083.52, 40,138.24 and 17,150.72

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Solution

The fourth proportional to 29,083.52, 40,138.24 and 17,150.72 is: 23,669.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,083.52 : 40,138.24 = 17,150.72 : x
  2. Step 2: Convert to fraction form
    29,083.52/40,138.24 = 17,150.72/x
  3. Step 3: Cross multiply
    29,083.52x = 40,138.24 × 17,150.72
  4. Step 4: Simplify right side
    29,083.52x = 688,399,715.53
  5. Step 5: Solve for x
    x = 688,399,715.53/29,083.52
  6. Step 6: Final answer
    x = 23,669.75

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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.