Home / 156,247.48-215,625.54-92,575

Finding the Fourth Proportional to 156,247.48, 215,625.54 and 92,575

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Solution

The fourth proportional to 156,247.48, 215,625.54 and 92,575 is: 127,755.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,247.48 : 215,625.54 = 92,575 : x
  2. Step 2: Convert to fraction form
    156,247.48/215,625.54 = 92,575/x
  3. Step 3: Cross multiply
    156,247.48x = 215,625.54 × 92,575
  4. Step 4: Simplify right side
    156,247.48x = 19,961,534,365.50
  5. Step 5: Solve for x
    x = 19,961,534,365.50/156,247.48
  6. Step 6: Final answer
    x = 127,755.88

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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.