Home / 156,859.77-235,270.22-92,856

Finding the Fourth Proportional to 156,859.77, 235,270.22 and 92,856

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Solution

The fourth proportional to 156,859.77, 235,270.22 and 92,856 is: 139,272.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,859.77 : 235,270.22 = 92,856 : x
  2. Step 2: Convert to fraction form
    156,859.77/235,270.22 = 92,856/x
  3. Step 3: Cross multiply
    156,859.77x = 235,270.22 × 92,856
  4. Step 4: Simplify right side
    156,859.77x = 21,846,251,084.04
  5. Step 5: Solve for x
    x = 21,846,251,084.04/156,859.77
  6. Step 6: Final answer
    x = 139,272.49

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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.