Home / 293,554.40-440,192.78-113,724.05

Finding the Fourth Proportional to 293,554.40, 440,192.78 and 113,724.05

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Solution

The fourth proportional to 293,554.40, 440,192.78 and 113,724.05 is: 170,532.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,554.40 : 440,192.78 = 113,724.05 : x
  2. Step 2: Convert to fraction form
    293,554.40/440,192.78 = 113,724.05/x
  3. Step 3: Cross multiply
    293,554.40x = 440,192.78 × 113,724.05
  4. Step 4: Simplify right side
    293,554.40x = 50,060,503,379.24
  5. Step 5: Solve for x
    x = 50,060,503,379.24/293,554.40
  6. Step 6: Final answer
    x = 170,532.29

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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.