Home / 240,623.20-360,983.40-82,867.60

Finding the Fourth Proportional to 240,623.20, 360,983.40 and 82,867.60

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Solution

The fourth proportional to 240,623.20, 360,983.40 and 82,867.60 is: 124,318.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,623.20 : 360,983.40 = 82,867.60 : x
  2. Step 2: Convert to fraction form
    240,623.20/360,983.40 = 82,867.60/x
  3. Step 3: Cross multiply
    240,623.20x = 360,983.40 × 82,867.60
  4. Step 4: Simplify right side
    240,623.20x = 29,913,827,997.84
  5. Step 5: Solve for x
    x = 29,913,827,997.84/240,623.20
  6. Step 6: Final answer
    x = 124,318.14

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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.