Home / 194,952.29-292,303.26-81,178.86

Finding the Fourth Proportional to 194,952.29, 292,303.26 and 81,178.86

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Solution

The fourth proportional to 194,952.29, 292,303.26 and 81,178.86 is: 121,716.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,952.29 : 292,303.26 = 81,178.86 : x
  2. Step 2: Convert to fraction form
    194,952.29/292,303.26 = 81,178.86/x
  3. Step 3: Cross multiply
    194,952.29x = 292,303.26 × 81,178.86
  4. Step 4: Simplify right side
    194,952.29x = 23,728,844,644.70
  5. Step 5: Solve for x
    x = 23,728,844,644.70/194,952.29
  6. Step 6: Final answer
    x = 121,716.16

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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.