Home / 48,325.06-66,674.91-31,330

Finding the Fourth Proportional to 48,325.06, 66,674.91 and 31,330

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Solution

The fourth proportional to 48,325.06, 66,674.91 and 31,330 is: 43,226.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,325.06 : 66,674.91 = 31,330 : x
  2. Step 2: Convert to fraction form
    48,325.06/66,674.91 = 31,330/x
  3. Step 3: Cross multiply
    48,325.06x = 66,674.91 × 31,330
  4. Step 4: Simplify right side
    48,325.06x = 2,088,924,930.30
  5. Step 5: Solve for x
    x = 2,088,924,930.30/48,325.06
  6. Step 6: Final answer
    x = 43,226.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.