Home / 37,050.68-51,129.96-20,283.68

Finding the Fourth Proportional to 37,050.68, 51,129.96 and 20,283.68

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Solution

The fourth proportional to 37,050.68, 51,129.96 and 20,283.68 is: 27,991.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,050.68 : 51,129.96 = 20,283.68 : x
  2. Step 2: Convert to fraction form
    37,050.68/51,129.96 = 20,283.68/x
  3. Step 3: Cross multiply
    37,050.68x = 51,129.96 × 20,283.68
  4. Step 4: Simplify right side
    37,050.68x = 1,037,103,747.05
  5. Step 5: Solve for x
    x = 1,037,103,747.05/37,050.68
  6. Step 6: Final answer
    x = 27,991.49

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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.