Home / 162,768.96-244,244.16-87,887.52

Finding the Fourth Proportional to 162,768.96, 244,244.16 and 87,887.52

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Solution

The fourth proportional to 162,768.96, 244,244.16 and 87,887.52 is: 131,880.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,768.96 : 244,244.16 = 87,887.52 : x
  2. Step 2: Convert to fraction form
    162,768.96/244,244.16 = 87,887.52/x
  3. Step 3: Cross multiply
    162,768.96x = 244,244.16 × 87,887.52
  4. Step 4: Simplify right side
    162,768.96x = 21,466,013,496.88
  5. Step 5: Solve for x
    x = 21,466,013,496.88/162,768.96
  6. Step 6: Final answer
    x = 131,880.26

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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.