Home / 29,083.77-40,157.91-21,144.96

Finding the Fourth Proportional to 29,083.77, 40,157.91 and 21,144.96

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Solution

The fourth proportional to 29,083.77, 40,157.91 and 21,144.96 is: 29,196.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,083.77 : 40,157.91 = 21,144.96 : x
  2. Step 2: Convert to fraction form
    29,083.77/40,157.91 = 21,144.96/x
  3. Step 3: Cross multiply
    29,083.77x = 40,157.91 × 21,144.96
  4. Step 4: Simplify right side
    29,083.77x = 849,137,400.63
  5. Step 5: Solve for x
    x = 849,137,400.63/29,083.77
  6. Step 6: Final answer
    x = 29,196.26

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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.