Home / 127,696.42-176,229.02-70,335.73

Finding the Fourth Proportional to 127,696.42, 176,229.02 and 70,335.73

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Solution

The fourth proportional to 127,696.42, 176,229.02 and 70,335.73 is: 97,067.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,696.42 : 176,229.02 = 70,335.73 : x
  2. Step 2: Convert to fraction form
    127,696.42/176,229.02 = 70,335.73/x
  3. Step 3: Cross multiply
    127,696.42x = 176,229.02 × 70,335.73
  4. Step 4: Simplify right side
    127,696.42x = 12,395,196,768.88
  5. Step 5: Solve for x
    x = 12,395,196,768.88/127,696.42
  6. Step 6: Final answer
    x = 97,067.69

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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.