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Finding the Fourth Proportional to 94,342.44, 130,138.50 and 58,953

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Solution

The fourth proportional to 94,342.44, 130,138.50 and 58,953 is: 81,321.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,342.44 : 130,138.50 = 58,953 : x
  2. Step 2: Convert to fraction form
    94,342.44/130,138.50 = 58,953/x
  3. Step 3: Cross multiply
    94,342.44x = 130,138.50 × 58,953
  4. Step 4: Simplify right side
    94,342.44x = 7,672,054,990.50
  5. Step 5: Solve for x
    x = 7,672,054,990.50/94,342.44
  6. Step 6: Final answer
    x = 81,321.35

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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.