Home / 127,696.91-176,222.93-70,336.44

Finding the Fourth Proportional to 127,696.91, 176,222.93 and 70,336.44

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Solution

The fourth proportional to 127,696.91, 176,222.93 and 70,336.44 is: 97,064.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,696.91 : 176,222.93 = 70,336.44 : x
  2. Step 2: Convert to fraction form
    127,696.91/176,222.93 = 70,336.44/x
  3. Step 3: Cross multiply
    127,696.91x = 176,222.93 × 70,336.44
  4. Step 4: Simplify right side
    127,696.91x = 12,394,893,190.89
  5. Step 5: Solve for x
    x = 12,394,893,190.89/127,696.91
  6. Step 6: Final answer
    x = 97,064.95

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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.