Home / 114,575.32-171,860.38-67,489.12

Finding the Fourth Proportional to 114,575.32, 171,860.38 and 67,489.12

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Solution

The fourth proportional to 114,575.32, 171,860.38 and 67,489.12 is: 101,232.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,575.32 : 171,860.38 = 67,489.12 : x
  2. Step 2: Convert to fraction form
    114,575.32/171,860.38 = 67,489.12/x
  3. Step 3: Cross multiply
    114,575.32x = 171,860.38 × 67,489.12
  4. Step 4: Simplify right side
    114,575.32x = 11,598,705,809.07
  5. Step 5: Solve for x
    x = 11,598,705,809.07/114,575.32
  6. Step 6: Final answer
    x = 101,232.15

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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.