Home / 38,080.68-52,549.51-21,083.74

Finding the Fourth Proportional to 38,080.68, 52,549.51 and 21,083.74

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Solution

The fourth proportional to 38,080.68, 52,549.51 and 21,083.74 is: 29,094.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,080.68 : 52,549.51 = 21,083.74 : x
  2. Step 2: Convert to fraction form
    38,080.68/52,549.51 = 21,083.74/x
  3. Step 3: Cross multiply
    38,080.68x = 52,549.51 × 21,083.74
  4. Step 4: Simplify right side
    38,080.68x = 1,107,940,357.01
  5. Step 5: Solve for x
    x = 1,107,940,357.01/38,080.68
  6. Step 6: Final answer
    x = 29,094.55

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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.