Home / 194,986.71-292,490.49-54,756.27

Finding the Fourth Proportional to 194,986.71, 292,490.49 and 54,756.27

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Solution

The fourth proportional to 194,986.71, 292,490.49 and 54,756.27 is: 82,137.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,986.71 : 292,490.49 = 54,756.27 : x
  2. Step 2: Convert to fraction form
    194,986.71/292,490.49 = 54,756.27/x
  3. Step 3: Cross multiply
    194,986.71x = 292,490.49 × 54,756.27
  4. Step 4: Simplify right side
    194,986.71x = 16,015,688,448.21
  5. Step 5: Solve for x
    x = 16,015,688,448.21/194,986.71
  6. Step 6: Final answer
    x = 82,137.33

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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.