Home / 194,355.51-291,617.98-68,086.34

Finding the Fourth Proportional to 194,355.51, 291,617.98 and 68,086.34

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Solution

The fourth proportional to 194,355.51, 291,617.98 and 68,086.34 is: 102,159.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,355.51 : 291,617.98 = 68,086.34 : x
  2. Step 2: Convert to fraction form
    194,355.51/291,617.98 = 68,086.34/x
  3. Step 3: Cross multiply
    194,355.51x = 291,617.98 × 68,086.34
  4. Step 4: Simplify right side
    194,355.51x = 19,855,199,308.09
  5. Step 5: Solve for x
    x = 19,855,199,308.09/194,355.51
  6. Step 6: Final answer
    x = 102,159.18

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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.