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Finding the Fourth Proportional to 29,772.88, 44,579.31 and 15,703.63

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Solution

The fourth proportional to 29,772.88, 44,579.31 and 15,703.63 is: 23,513.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,772.88 : 44,579.31 = 15,703.63 : x
  2. Step 2: Convert to fraction form
    29,772.88/44,579.31 = 15,703.63/x
  3. Step 3: Cross multiply
    29,772.88x = 44,579.31 × 15,703.63
  4. Step 4: Simplify right side
    29,772.88x = 700,056,989.90
  5. Step 5: Solve for x
    x = 700,056,989.90/29,772.88
  6. Step 6: Final answer
    x = 23,513.24

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1.5x scale

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.