Home / 194,682.18-292,023.28-54,440.82

Finding the Fourth Proportional to 194,682.18, 292,023.28 and 54,440.82

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Solution

The fourth proportional to 194,682.18, 292,023.28 and 54,440.82 is: 81,661.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,682.18 : 292,023.28 = 54,440.82 : x
  2. Step 2: Convert to fraction form
    194,682.18/292,023.28 = 54,440.82/x
  3. Step 3: Cross multiply
    194,682.18x = 292,023.28 × 54,440.82
  4. Step 4: Simplify right side
    194,682.18x = 15,897,986,822.29
  5. Step 5: Solve for x
    x = 15,897,986,822.29/194,682.18
  6. Step 6: Final answer
    x = 81,661.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.