Home / 53,895.04-74,375.18-31,247.22

Finding the Fourth Proportional to 53,895.04, 74,375.18 and 31,247.22

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Solution

The fourth proportional to 53,895.04, 74,375.18 and 31,247.22 is: 43,121.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,895.04 : 74,375.18 = 31,247.22 : x
  2. Step 2: Convert to fraction form
    53,895.04/74,375.18 = 31,247.22/x
  3. Step 3: Cross multiply
    53,895.04x = 74,375.18 × 31,247.22
  4. Step 4: Simplify right side
    53,895.04x = 2,324,017,612.00
  5. Step 5: Solve for x
    x = 2,324,017,612.00/53,895.04
  6. Step 6: Final answer
    x = 43,121.18

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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.