Home / 194,050.06-291,112.09-67,726.39

Finding the Fourth Proportional to 194,050.06, 291,112.09 and 67,726.39

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Solution

The fourth proportional to 194,050.06, 291,112.09 and 67,726.39 is: 101,602.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,050.06 : 291,112.09 = 67,726.39 : x
  2. Step 2: Convert to fraction form
    194,050.06/291,112.09 = 67,726.39/x
  3. Step 3: Cross multiply
    194,050.06x = 291,112.09 × 67,726.39
  4. Step 4: Simplify right side
    194,050.06x = 19,715,970,941.06
  5. Step 5: Solve for x
    x = 19,715,970,941.06/194,050.06
  6. Step 6: Final answer
    x = 101,602.50

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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.