Home / 36,330.90-54,495.99-21,529.16

Finding the Fourth Proportional to 36,330.90, 54,495.99 and 21,529.16

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Solution

The fourth proportional to 36,330.90, 54,495.99 and 21,529.16 is: 32,293.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,330.90 : 54,495.99 = 21,529.16 : x
  2. Step 2: Convert to fraction form
    36,330.90/54,495.99 = 21,529.16/x
  3. Step 3: Cross multiply
    36,330.90x = 54,495.99 × 21,529.16
  4. Step 4: Simplify right side
    36,330.90x = 1,173,252,615.59
  5. Step 5: Solve for x
    x = 1,173,252,615.59/36,330.90
  6. Step 6: Final answer
    x = 32,293.52

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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.