Home / 38,192.11-52,705.68-21,197.45

Finding the Fourth Proportional to 38,192.11, 52,705.68 and 21,197.45

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Solution

The fourth proportional to 38,192.11, 52,705.68 and 21,197.45 is: 29,252.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,192.11 : 52,705.68 = 21,197.45 : x
  2. Step 2: Convert to fraction form
    38,192.11/52,705.68 = 21,197.45/x
  3. Step 3: Cross multiply
    38,192.11x = 52,705.68 × 21,197.45
  4. Step 4: Simplify right side
    38,192.11x = 1,117,226,016.52
  5. Step 5: Solve for x
    x = 1,117,226,016.52/38,192.11
  6. Step 6: Final answer
    x = 29,252.80

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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.