Home / 291,786.14-437,515.04-92,069.30

Finding the Fourth Proportional to 291,786.14, 437,515.04 and 92,069.30

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Solution

The fourth proportional to 291,786.14, 437,515.04 and 92,069.30 is: 138,052.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,786.14 : 437,515.04 = 92,069.30 : x
  2. Step 2: Convert to fraction form
    291,786.14/437,515.04 = 92,069.30/x
  3. Step 3: Cross multiply
    291,786.14x = 437,515.04 × 92,069.30
  4. Step 4: Simplify right side
    291,786.14x = 40,281,701,514.87
  5. Step 5: Solve for x
    x = 40,281,701,514.87/291,786.14
  6. Step 6: Final answer
    x = 138,052.14

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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.