Home / 65,297.17-90,115.56-36,616.38

Finding the Fourth Proportional to 65,297.17, 90,115.56 and 36,616.38

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Solution

The fourth proportional to 65,297.17, 90,115.56 and 36,616.38 is: 50,533.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,297.17 : 90,115.56 = 36,616.38 : x
  2. Step 2: Convert to fraction form
    65,297.17/90,115.56 = 36,616.38/x
  3. Step 3: Cross multiply
    65,297.17x = 90,115.56 × 36,616.38
  4. Step 4: Simplify right side
    65,297.17x = 3,299,705,588.87
  5. Step 5: Solve for x
    x = 3,299,705,588.87/65,297.17
  6. Step 6: Final answer
    x = 50,533.67

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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.