Home / 212,540.80-293,447.44-132,088.36

Finding the Fourth Proportional to 212,540.80, 293,447.44 and 132,088.36

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Solution

The fourth proportional to 212,540.80, 293,447.44 and 132,088.36 is: 182,369.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,540.80 : 293,447.44 = 132,088.36 : x
  2. Step 2: Convert to fraction form
    212,540.80/293,447.44 = 132,088.36/x
  3. Step 3: Cross multiply
    212,540.80x = 293,447.44 × 132,088.36
  4. Step 4: Simplify right side
    212,540.80x = 38,760,991,095.80
  5. Step 5: Solve for x
    x = 38,760,991,095.80/212,540.80
  6. Step 6: Final answer
    x = 182,369.65

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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.