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Finding the Fourth Proportional to 194,356, 291,063.79 and 94,268.35

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Solution

The fourth proportional to 194,356, 291,063.79 and 94,268.35 is: 141,174.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,356 : 291,063.79 = 94,268.35 : x
  2. Step 2: Convert to fraction form
    194,356/291,063.79 = 94,268.35/x
  3. Step 3: Cross multiply
    194,356x = 291,063.79 × 94,268.35
  4. Step 4: Simplify right side
    194,356x = 27,438,103,228.05
  5. Step 5: Solve for x
    x = 27,438,103,228.05/194,356
  6. Step 6: Final answer
    x = 141,174.46

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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.