Home / 36,900.42-55,346.53-13,207.01

Finding the Fourth Proportional to 36,900.42, 55,346.53 and 13,207.01

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Solution

The fourth proportional to 36,900.42, 55,346.53 and 13,207.01 is: 19,809.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,900.42 : 55,346.53 = 13,207.01 : x
  2. Step 2: Convert to fraction form
    36,900.42/55,346.53 = 13,207.01/x
  3. Step 3: Cross multiply
    36,900.42x = 55,346.53 × 13,207.01
  4. Step 4: Simplify right side
    36,900.42x = 730,962,175.18
  5. Step 5: Solve for x
    x = 730,962,175.18/36,900.42
  6. Step 6: Final answer
    x = 19,809.05

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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.