Home / 156,774.36-216,350.37-92,257.86

Finding the Fourth Proportional to 156,774.36, 216,350.37 and 92,257.86

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Solution

The fourth proportional to 156,774.36, 216,350.37 and 92,257.86 is: 127,316.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,774.36 : 216,350.37 = 92,257.86 : x
  2. Step 2: Convert to fraction form
    156,774.36/216,350.37 = 92,257.86/x
  3. Step 3: Cross multiply
    156,774.36x = 216,350.37 × 92,257.86
  4. Step 4: Simplify right side
    156,774.36x = 19,960,022,146.41
  5. Step 5: Solve for x
    x = 19,960,022,146.41/156,774.36
  6. Step 6: Final answer
    x = 127,316.88

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1.5x scale

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.