Home / 336,088.20-504,132.30-86,770.20

Finding the Fourth Proportional to 336,088.20, 504,132.30 and 86,770.20

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Solution

The fourth proportional to 336,088.20, 504,132.30 and 86,770.20 is: 130,155.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,088.20 : 504,132.30 = 86,770.20 : x
  2. Step 2: Convert to fraction form
    336,088.20/504,132.30 = 86,770.20/x
  3. Step 3: Cross multiply
    336,088.20x = 504,132.30 × 86,770.20
  4. Step 4: Simplify right side
    336,088.20x = 43,743,660,497.46
  5. Step 5: Solve for x
    x = 43,743,660,497.46/336,088.20
  6. Step 6: Final answer
    x = 130,155.30

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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.