Home / 156,088.37-215,401.94-84,468.39

Finding the Fourth Proportional to 156,088.37, 215,401.94 and 84,468.39

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Solution

The fourth proportional to 156,088.37, 215,401.94 and 84,468.39 is: 116,566.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,088.37 : 215,401.94 = 84,468.39 : x
  2. Step 2: Convert to fraction form
    156,088.37/215,401.94 = 84,468.39/x
  3. Step 3: Cross multiply
    156,088.37x = 215,401.94 × 84,468.39
  4. Step 4: Simplify right side
    156,088.37x = 18,194,654,652.33
  5. Step 5: Solve for x
    x = 18,194,654,652.33/156,088.37
  6. Step 6: Final answer
    x = 116,566.37

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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.