Home / 36,204.64-54,293.63-12,506.15

Finding the Fourth Proportional to 36,204.64, 54,293.63 and 12,506.15

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Solution

The fourth proportional to 36,204.64, 54,293.63 and 12,506.15 is: 18,754.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,204.64 : 54,293.63 = 12,506.15 : x
  2. Step 2: Convert to fraction form
    36,204.64/54,293.63 = 12,506.15/x
  3. Step 3: Cross multiply
    36,204.64x = 54,293.63 × 12,506.15
  4. Step 4: Simplify right side
    36,204.64x = 679,004,312.09
  5. Step 5: Solve for x
    x = 679,004,312.09/36,204.64
  6. Step 6: Final answer
    x = 18,754.62

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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.