Home / 37,053.02-51,121.04-21,134.36

Finding the Fourth Proportional to 37,053.02, 51,121.04 and 21,134.36

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Solution

The fourth proportional to 37,053.02, 51,121.04 and 21,134.36 is: 29,158.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,053.02 : 51,121.04 = 21,134.36 : x
  2. Step 2: Convert to fraction form
    37,053.02/51,121.04 = 21,134.36/x
  3. Step 3: Cross multiply
    37,053.02x = 51,121.04 × 21,134.36
  4. Step 4: Simplify right side
    37,053.02x = 1,080,410,462.93
  5. Step 5: Solve for x
    x = 1,080,410,462.93/37,053.02
  6. Step 6: Final answer
    x = 29,158.50

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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.