Home / 117,708.02-162,440.25-63,996.73

Finding the Fourth Proportional to 117,708.02, 162,440.25 and 63,996.73

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Solution

The fourth proportional to 117,708.02, 162,440.25 and 63,996.73 is: 88,317.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,708.02 : 162,440.25 = 63,996.73 : x
  2. Step 2: Convert to fraction form
    117,708.02/162,440.25 = 63,996.73/x
  3. Step 3: Cross multiply
    117,708.02x = 162,440.25 × 63,996.73
  4. Step 4: Simplify right side
    117,708.02x = 10,395,644,820.38
  5. Step 5: Solve for x
    x = 10,395,644,820.38/117,708.02
  6. Step 6: Final answer
    x = 88,317.22

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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.