Home / 37,769.35-52,122.87-20,775.32

Finding the Fourth Proportional to 37,769.35, 52,122.87 and 20,775.32

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Solution

The fourth proportional to 37,769.35, 52,122.87 and 20,775.32 is: 28,670.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,769.35 : 52,122.87 = 20,775.32 : x
  2. Step 2: Convert to fraction form
    37,769.35/52,122.87 = 20,775.32/x
  3. Step 3: Cross multiply
    37,769.35x = 52,122.87 × 20,775.32
  4. Step 4: Simplify right side
    37,769.35x = 1,082,869,303.57
  5. Step 5: Solve for x
    x = 1,082,869,303.57/37,769.35
  6. Step 6: Final answer
    x = 28,670.58

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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.