Home / 38,104.54-52,583.52-21,109.93

Finding the Fourth Proportional to 38,104.54, 52,583.52 and 21,109.93

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Solution

The fourth proportional to 38,104.54, 52,583.52 and 21,109.93 is: 29,131.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,104.54 : 52,583.52 = 21,109.93 : x
  2. Step 2: Convert to fraction form
    38,104.54/52,583.52 = 21,109.93/x
  3. Step 3: Cross multiply
    38,104.54x = 52,583.52 × 21,109.93
  4. Step 4: Simplify right side
    38,104.54x = 1,110,034,426.35
  5. Step 5: Solve for x
    x = 1,110,034,426.35/38,104.54
  6. Step 6: Final answer
    x = 29,131.29

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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.