Home / 114,997.44-172,496.16-68,289.60

Finding the Fourth Proportional to 114,997.44, 172,496.16 and 68,289.60

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Solution

The fourth proportional to 114,997.44, 172,496.16 and 68,289.60 is: 102,434.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,997.44 : 172,496.16 = 68,289.60 : x
  2. Step 2: Convert to fraction form
    114,997.44/172,496.16 = 68,289.60/x
  3. Step 3: Cross multiply
    114,997.44x = 172,496.16 × 68,289.60
  4. Step 4: Simplify right side
    114,997.44x = 11,779,693,767.94
  5. Step 5: Solve for x
    x = 11,779,693,767.94/114,997.44
  6. Step 6: Final answer
    x = 102,434.40

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1.5x scale

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.