Home / 31,192.79-43,044.03-17,045.64

Finding the Fourth Proportional to 31,192.79, 43,044.03 and 17,045.64

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Solution

The fourth proportional to 31,192.79, 43,044.03 and 17,045.64 is: 23,521.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,192.79 : 43,044.03 = 17,045.64 : x
  2. Step 2: Convert to fraction form
    31,192.79/43,044.03 = 17,045.64/x
  3. Step 3: Cross multiply
    31,192.79x = 43,044.03 × 17,045.64
  4. Step 4: Simplify right side
    31,192.79x = 733,713,039.53
  5. Step 5: Solve for x
    x = 733,713,039.53/31,192.79
  6. Step 6: Final answer
    x = 23,521.88

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1.5x scale

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.