Home / 165,591.04-247,184.32-153,255.68

Finding the Fourth Proportional to 165,591.04, 247,184.32 and 153,255.68

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Solution

The fourth proportional to 165,591.04, 247,184.32 and 153,255.68 is: 228,770.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,591.04 : 247,184.32 = 153,255.68 : x
  2. Step 2: Convert to fraction form
    165,591.04/247,184.32 = 153,255.68/x
  3. Step 3: Cross multiply
    165,591.04x = 247,184.32 × 153,255.68
  4. Step 4: Simplify right side
    165,591.04x = 37,882,401,046.94
  5. Step 5: Solve for x
    x = 37,882,401,046.94/165,591.04
  6. Step 6: Final answer
    x = 228,770.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.