Home / 54,670.93-75,446.03-31,705.20

Finding the Fourth Proportional to 54,670.93, 75,446.03 and 31,705.20

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Solution

The fourth proportional to 54,670.93, 75,446.03 and 31,705.20 is: 43,753.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,670.93 : 75,446.03 = 31,705.20 : x
  2. Step 2: Convert to fraction form
    54,670.93/75,446.03 = 31,705.20/x
  3. Step 3: Cross multiply
    54,670.93x = 75,446.03 × 31,705.20
  4. Step 4: Simplify right side
    54,670.93x = 2,392,031,549.62
  5. Step 5: Solve for x
    x = 2,392,031,549.62/54,670.93
  6. Step 6: Final answer
    x = 43,753.26

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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.