Home / 156,896.92-216,549.26-93,222.48

Finding the Fourth Proportional to 156,896.92, 216,549.26 and 93,222.48

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Solution

The fourth proportional to 156,896.92, 216,549.26 and 93,222.48 is: 128,665.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,896.92 : 216,549.26 = 93,222.48 : x
  2. Step 2: Convert to fraction form
    156,896.92/216,549.26 = 93,222.48/x
  3. Step 3: Cross multiply
    156,896.92x = 216,549.26 × 93,222.48
  4. Step 4: Simplify right side
    156,896.92x = 20,187,259,059.36
  5. Step 5: Solve for x
    x = 20,187,259,059.36/156,896.92
  6. Step 6: Final answer
    x = 128,665.74

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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.