Home / 194,564.79-291,871.08-66,502.26

Finding the Fourth Proportional to 194,564.79, 291,871.08 and 66,502.26

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Solution

The fourth proportional to 194,564.79, 291,871.08 and 66,502.26 is: 99,761.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,564.79 : 291,871.08 = 66,502.26 : x
  2. Step 2: Convert to fraction form
    194,564.79/291,871.08 = 66,502.26/x
  3. Step 3: Cross multiply
    194,564.79x = 291,871.08 × 66,502.26
  4. Step 4: Simplify right side
    194,564.79x = 19,410,086,448.64
  5. Step 5: Solve for x
    x = 19,410,086,448.64/194,564.79
  6. Step 6: Final answer
    x = 99,761.56

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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.