Home / 37,100.08-51,198.40-20,333.68

Finding the Fourth Proportional to 37,100.08, 51,198.40 and 20,333.68

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Solution

The fourth proportional to 37,100.08, 51,198.40 and 20,333.68 is: 28,060.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,100.08 : 51,198.40 = 20,333.68 : x
  2. Step 2: Convert to fraction form
    37,100.08/51,198.40 = 20,333.68/x
  3. Step 3: Cross multiply
    37,100.08x = 51,198.40 × 20,333.68
  4. Step 4: Simplify right side
    37,100.08x = 1,041,051,882.11
  5. Step 5: Solve for x
    x = 1,041,051,882.11/37,100.08
  6. Step 6: Final answer
    x = 28,060.64

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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.