Home / 37,053.56-51,129.14-21,137.06

Finding the Fourth Proportional to 37,053.56, 51,129.14 and 21,137.06

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Solution

The fourth proportional to 37,053.56, 51,129.14 and 21,137.06 is: 29,166.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,053.56 : 51,129.14 = 21,137.06 : x
  2. Step 2: Convert to fraction form
    37,053.56/51,129.14 = 21,137.06/x
  3. Step 3: Cross multiply
    37,053.56x = 51,129.14 × 21,137.06
  4. Step 4: Simplify right side
    37,053.56x = 1,080,719,699.93
  5. Step 5: Solve for x
    x = 1,080,719,699.93/37,053.56
  6. Step 6: Final answer
    x = 29,166.42

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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.