Home / 37,130.36-55,683.81-12,164.67

Finding the Fourth Proportional to 37,130.36, 55,683.81 and 12,164.67

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Solution

The fourth proportional to 37,130.36, 55,683.81 and 12,164.67 is: 18,243.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,130.36 : 55,683.81 = 12,164.67 : x
  2. Step 2: Convert to fraction form
    37,130.36/55,683.81 = 12,164.67/x
  3. Step 3: Cross multiply
    37,130.36x = 55,683.81 × 12,164.67
  4. Step 4: Simplify right side
    37,130.36x = 677,375,172.99
  5. Step 5: Solve for x
    x = 677,375,172.99/37,130.36
  6. Step 6: Final answer
    x = 18,243.16

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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.