Home / 156,626.24-216,248.28-92,984.48

Finding the Fourth Proportional to 156,626.24, 216,248.28 and 92,984.48

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Solution

The fourth proportional to 156,626.24, 216,248.28 and 92,984.48 is: 128,380.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,626.24 : 216,248.28 = 92,984.48 : x
  2. Step 2: Convert to fraction form
    156,626.24/216,248.28 = 92,984.48/x
  3. Step 3: Cross multiply
    156,626.24x = 216,248.28 × 92,984.48
  4. Step 4: Simplify right side
    156,626.24x = 20,107,733,866.69
  5. Step 5: Solve for x
    x = 20,107,733,866.69/156,626.24
  6. Step 6: Final answer
    x = 128,380.37

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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.