Home / 38,718.64-53,412.04-25,297.75

Finding the Fourth Proportional to 38,718.64, 53,412.04 and 25,297.75

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Solution

The fourth proportional to 38,718.64, 53,412.04 and 25,297.75 is: 34,898.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,718.64 : 53,412.04 = 25,297.75 : x
  2. Step 2: Convert to fraction form
    38,718.64/53,412.04 = 25,297.75/x
  3. Step 3: Cross multiply
    38,718.64x = 53,412.04 × 25,297.75
  4. Step 4: Simplify right side
    38,718.64x = 1,351,204,434.91
  5. Step 5: Solve for x
    x = 1,351,204,434.91/38,718.64
  6. Step 6: Final answer
    x = 34,898.03

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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.