Home / 37,098.86-51,195.30-21,180.20

Finding the Fourth Proportional to 37,098.86, 51,195.30 and 21,180.20

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Solution

The fourth proportional to 37,098.86, 51,195.30 and 21,180.20 is: 29,228.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,098.86 : 51,195.30 = 21,180.20 : x
  2. Step 2: Convert to fraction form
    37,098.86/51,195.30 = 21,180.20/x
  3. Step 3: Cross multiply
    37,098.86x = 51,195.30 × 21,180.20
  4. Step 4: Simplify right side
    37,098.86x = 1,084,326,437.08
  5. Step 5: Solve for x
    x = 1,084,326,437.08/37,098.86
  6. Step 6: Final answer
    x = 29,228.03

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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.