Home / 157,586.70-236,412.45-52,481.10

Finding the Fourth Proportional to 157,586.70, 236,412.45 and 52,481.10

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Solution

The fourth proportional to 157,586.70, 236,412.45 and 52,481.10 is: 78,732.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,586.70 : 236,412.45 = 52,481.10 : x
  2. Step 2: Convert to fraction form
    157,586.70/236,412.45 = 52,481.10/x
  3. Step 3: Cross multiply
    157,586.70x = 236,412.45 × 52,481.10
  4. Step 4: Simplify right side
    157,586.70x = 12,407,185,429.70
  5. Step 5: Solve for x
    x = 12,407,185,429.70/157,586.70
  6. Step 6: Final answer
    x = 78,732.44

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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.