Home / 156,906.64-235,286.02-56,996.40

Finding the Fourth Proportional to 156,906.64, 235,286.02 and 56,996.40

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Solution

The fourth proportional to 156,906.64, 235,286.02 and 56,996.40 is: 85,467.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,906.64 : 235,286.02 = 56,996.40 : x
  2. Step 2: Convert to fraction form
    156,906.64/235,286.02 = 56,996.40/x
  3. Step 3: Cross multiply
    156,906.64x = 235,286.02 × 56,996.40
  4. Step 4: Simplify right side
    156,906.64x = 13,410,456,110.33
  5. Step 5: Solve for x
    x = 13,410,456,110.33/156,906.64
  6. Step 6: Final answer
    x = 85,467.74

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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.