Home / 65,932.04-98,890.77-18,548.63

Finding the Fourth Proportional to 65,932.04, 98,890.77 and 18,548.63

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Solution

The fourth proportional to 65,932.04, 98,890.77 and 18,548.63 is: 27,820.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,932.04 : 98,890.77 = 18,548.63 : x
  2. Step 2: Convert to fraction form
    65,932.04/98,890.77 = 18,548.63/x
  3. Step 3: Cross multiply
    65,932.04x = 98,890.77 × 18,548.63
  4. Step 4: Simplify right side
    65,932.04x = 1,834,288,249.09
  5. Step 5: Solve for x
    x = 1,834,288,249.09/65,932.04
  6. Step 6: Final answer
    x = 27,820.89

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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.