Home / 73,043.10-109,651.05-41,478.30

Finding the Fourth Proportional to 73,043.10, 109,651.05 and 41,478.30

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Solution

The fourth proportional to 73,043.10, 109,651.05 and 41,478.30 is: 62,266.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,043.10 : 109,651.05 = 41,478.30 : x
  2. Step 2: Convert to fraction form
    73,043.10/109,651.05 = 41,478.30/x
  3. Step 3: Cross multiply
    73,043.10x = 109,651.05 × 41,478.30
  4. Step 4: Simplify right side
    73,043.10x = 4,548,139,147.22
  5. Step 5: Solve for x
    x = 4,548,139,147.22/73,043.10
  6. Step 6: Final answer
    x = 62,266.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.