Home / 165,806.13-248,757.63-53,483.86

Finding the Fourth Proportional to 165,806.13, 248,757.63 and 53,483.86

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Solution

The fourth proportional to 165,806.13, 248,757.63 and 53,483.86 is: 80,241.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,806.13 : 248,757.63 = 53,483.86 : x
  2. Step 2: Convert to fraction form
    165,806.13/248,757.63 = 53,483.86/x
  3. Step 3: Cross multiply
    165,806.13x = 248,757.63 × 53,483.86
  4. Step 4: Simplify right side
    165,806.13x = 13,304,518,256.85
  5. Step 5: Solve for x
    x = 13,304,518,256.85/165,806.13
  6. Step 6: Final answer
    x = 80,241.41

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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.