Home / 194,479.08-291,601.86-76,009.26

Finding the Fourth Proportional to 194,479.08, 291,601.86 and 76,009.26

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Solution

The fourth proportional to 194,479.08, 291,601.86 and 76,009.26 is: 113,968.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,479.08 : 291,601.86 = 76,009.26 : x
  2. Step 2: Convert to fraction form
    194,479.08/291,601.86 = 76,009.26/x
  3. Step 3: Cross multiply
    194,479.08x = 291,601.86 × 76,009.26
  4. Step 4: Simplify right side
    194,479.08x = 22,164,441,593.22
  5. Step 5: Solve for x
    x = 22,164,441,593.22/194,479.08
  6. Step 6: Final answer
    x = 113,968.26

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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.