Home / 37,077.87-55,626.05-12,119.34

Finding the Fourth Proportional to 37,077.87, 55,626.05 and 12,119.34

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Solution

The fourth proportional to 37,077.87, 55,626.05 and 12,119.34 is: 18,182.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,077.87 : 55,626.05 = 12,119.34 : x
  2. Step 2: Convert to fraction form
    37,077.87/55,626.05 = 12,119.34/x
  3. Step 3: Cross multiply
    37,077.87x = 55,626.05 × 12,119.34
  4. Step 4: Simplify right side
    37,077.87x = 674,151,012.81
  5. Step 5: Solve for x
    x = 674,151,012.81/37,077.87
  6. Step 6: Final answer
    x = 18,182.03

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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.