Home / 156,940.14-235,336.22-57,029.88

Finding the Fourth Proportional to 156,940.14, 235,336.22 and 57,029.88

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Solution

The fourth proportional to 156,940.14, 235,336.22 and 57,029.88 is: 85,517.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,940.14 : 235,336.22 = 57,029.88 : x
  2. Step 2: Convert to fraction form
    156,940.14/235,336.22 = 57,029.88/x
  3. Step 3: Cross multiply
    156,940.14x = 235,336.22 × 57,029.88
  4. Step 4: Simplify right side
    156,940.14x = 13,421,196,386.25
  5. Step 5: Solve for x
    x = 13,421,196,386.25/156,940.14
  6. Step 6: Final answer
    x = 85,517.93

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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.