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Finding the Fourth Proportional to 194,241.56, 291,362.40 and 54,001.40

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Solution

The fourth proportional to 194,241.56, 291,362.40 and 54,001.40 is: 81,002.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,241.56 : 291,362.40 = 54,001.40 : x
  2. Step 2: Convert to fraction form
    194,241.56/291,362.40 = 54,001.40/x
  3. Step 3: Cross multiply
    194,241.56x = 291,362.40 × 54,001.40
  4. Step 4: Simplify right side
    194,241.56x = 15,733,977,507.36
  5. Step 5: Solve for x
    x = 15,733,977,507.36/194,241.56
  6. Step 6: Final answer
    x = 81,002.12

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1.5x scale

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.