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Finding the Fourth Proportional to 194,666.88, 292,000.59 and 54,425.37

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Solution

The fourth proportional to 194,666.88, 292,000.59 and 54,425.37 is: 81,638.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,666.88 : 292,000.59 = 54,425.37 : x
  2. Step 2: Convert to fraction form
    194,666.88/292,000.59 = 54,425.37/x
  3. Step 3: Cross multiply
    194,666.88x = 292,000.59 × 54,425.37
  4. Step 4: Simplify right side
    194,666.88x = 15,892,240,150.97
  5. Step 5: Solve for x
    x = 15,892,240,150.97/194,666.88
  6. Step 6: Final answer
    x = 81,638.13

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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.