Home / 64,965.52-97,440.18-18,222.04

Finding the Fourth Proportional to 64,965.52, 97,440.18 and 18,222.04

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Solution

The fourth proportional to 64,965.52, 97,440.18 and 18,222.04 is: 27,330.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,965.52 : 97,440.18 = 18,222.04 : x
  2. Step 2: Convert to fraction form
    64,965.52/97,440.18 = 18,222.04/x
  3. Step 3: Cross multiply
    64,965.52x = 97,440.18 × 18,222.04
  4. Step 4: Simplify right side
    64,965.52x = 1,775,558,857.57
  5. Step 5: Solve for x
    x = 1,775,558,857.57/64,965.52
  6. Step 6: Final answer
    x = 27,330.79

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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.