Home / 37,102.02-51,201.23-21,787.55

Finding the Fourth Proportional to 37,102.02, 51,201.23 and 21,787.55

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Solution

The fourth proportional to 37,102.02, 51,201.23 and 21,787.55 is: 30,067.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,102.02 : 51,201.23 = 21,787.55 : x
  2. Step 2: Convert to fraction form
    37,102.02/51,201.23 = 21,787.55/x
  3. Step 3: Cross multiply
    37,102.02x = 51,201.23 × 21,787.55
  4. Step 4: Simplify right side
    37,102.02x = 1,115,549,377.75
  5. Step 5: Solve for x
    x = 1,115,549,377.75/37,102.02
  6. Step 6: Final answer
    x = 30,067.08

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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.