Home / 165,034.85-247,584.11-70,263.30

Finding the Fourth Proportional to 165,034.85, 247,584.11 and 70,263.30

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Solution

The fourth proportional to 165,034.85, 247,584.11 and 70,263.30 is: 105,408.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,034.85 : 247,584.11 = 70,263.30 : x
  2. Step 2: Convert to fraction form
    165,034.85/247,584.11 = 70,263.30/x
  3. Step 3: Cross multiply
    165,034.85x = 247,584.11 × 70,263.30
  4. Step 4: Simplify right side
    165,034.85x = 17,396,076,244.85
  5. Step 5: Solve for x
    x = 17,396,076,244.85/165,034.85
  6. Step 6: Final answer
    x = 105,408.50

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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.