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Finding the Fourth Proportional to 194,502.34, 291,753.58 and 61,396.06

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Solution

The fourth proportional to 194,502.34, 291,753.58 and 61,396.06 is: 92,094.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,502.34 : 291,753.58 = 61,396.06 : x
  2. Step 2: Convert to fraction form
    194,502.34/291,753.58 = 61,396.06/x
  3. Step 3: Cross multiply
    194,502.34x = 291,753.58 × 61,396.06
  4. Step 4: Simplify right side
    194,502.34x = 17,912,520,302.89
  5. Step 5: Solve for x
    x = 17,912,520,302.89/194,502.34
  6. Step 6: Final answer
    x = 92,094.11

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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.