Home / 37,977.93-52,414.70-28,530.09

Finding the Fourth Proportional to 37,977.93, 52,414.70 and 28,530.09

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Solution

The fourth proportional to 37,977.93, 52,414.70 and 28,530.09 is: 39,375.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,977.93 : 52,414.70 = 28,530.09 : x
  2. Step 2: Convert to fraction form
    37,977.93/52,414.70 = 28,530.09/x
  3. Step 3: Cross multiply
    37,977.93x = 52,414.70 × 28,530.09
  4. Step 4: Simplify right side
    37,977.93x = 1,495,395,965.67
  5. Step 5: Solve for x
    x = 1,495,395,965.67/37,977.93
  6. Step 6: Final answer
    x = 39,375.39

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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.