Home / 38,099.77-52,578.10-21,104.27

Finding the Fourth Proportional to 38,099.77, 52,578.10 and 21,104.27

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Solution

The fourth proportional to 38,099.77, 52,578.10 and 21,104.27 is: 29,124.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,099.77 : 52,578.10 = 21,104.27 : x
  2. Step 2: Convert to fraction form
    38,099.77/52,578.10 = 21,104.27/x
  3. Step 3: Cross multiply
    38,099.77x = 52,578.10 × 21,104.27
  4. Step 4: Simplify right side
    38,099.77x = 1,109,622,497.34
  5. Step 5: Solve for x
    x = 1,109,622,497.34/38,099.77
  6. Step 6: Final answer
    x = 29,124.13

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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.