Home / 36,203.49-54,291.20-12,506.67

Finding the Fourth Proportional to 36,203.49, 54,291.20 and 12,506.67

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Solution

The fourth proportional to 36,203.49, 54,291.20 and 12,506.67 is: 18,755.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,203.49 : 54,291.20 = 12,506.67 : x
  2. Step 2: Convert to fraction form
    36,203.49/54,291.20 = 12,506.67/x
  3. Step 3: Cross multiply
    36,203.49x = 54,291.20 × 12,506.67
  4. Step 4: Simplify right side
    36,203.49x = 679,002,059.77
  5. Step 5: Solve for x
    x = 679,002,059.77/36,203.49
  6. Step 6: Final answer
    x = 18,755.15

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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.