Home / 165,249.48-247,261.86-98,725.80

Finding the Fourth Proportional to 165,249.48, 247,261.86 and 98,725.80

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Solution

The fourth proportional to 165,249.48, 247,261.86 and 98,725.80 is: 147,722.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,249.48 : 247,261.86 = 98,725.80 : x
  2. Step 2: Convert to fraction form
    165,249.48/247,261.86 = 98,725.80/x
  3. Step 3: Cross multiply
    165,249.48x = 247,261.86 × 98,725.80
  4. Step 4: Simplify right side
    165,249.48x = 24,411,124,937.99
  5. Step 5: Solve for x
    x = 24,411,124,937.99/165,249.48
  6. Step 6: Final answer
    x = 147,722.85

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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.