Home / 336,126.20-504,189.30-86,808.20

Finding the Fourth Proportional to 336,126.20, 504,189.30 and 86,808.20

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Solution

The fourth proportional to 336,126.20, 504,189.30 and 86,808.20 is: 130,212.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,126.20 : 504,189.30 = 86,808.20 : x
  2. Step 2: Convert to fraction form
    336,126.20/504,189.30 = 86,808.20/x
  3. Step 3: Cross multiply
    336,126.20x = 504,189.30 × 86,808.20
  4. Step 4: Simplify right side
    336,126.20x = 43,767,765,592.26
  5. Step 5: Solve for x
    x = 43,767,765,592.26/336,126.20
  6. Step 6: Final answer
    x = 130,212.30

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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.