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Finding the Fourth Proportional to 173,835, 239,892.30 and 94,347

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Solution

The fourth proportional to 173,835, 239,892.30 and 94,347 is: 130,198.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,835 : 239,892.30 = 94,347 : x
  2. Step 2: Convert to fraction form
    173,835/239,892.30 = 94,347/x
  3. Step 3: Cross multiply
    173,835x = 239,892.30 × 94,347
  4. Step 4: Simplify right side
    173,835x = 22,633,118,828.10
  5. Step 5: Solve for x
    x = 22,633,118,828.10/173,835
  6. Step 6: Final answer
    x = 130,198.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.