Home / 136,096.03-187,823.03-81,650.24

Finding the Fourth Proportional to 136,096.03, 187,823.03 and 81,650.24

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Solution

The fourth proportional to 136,096.03, 187,823.03 and 81,650.24 is: 112,683.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,096.03 : 187,823.03 = 81,650.24 : x
  2. Step 2: Convert to fraction form
    136,096.03/187,823.03 = 81,650.24/x
  3. Step 3: Cross multiply
    136,096.03x = 187,823.03 × 81,650.24
  4. Step 4: Simplify right side
    136,096.03x = 15,335,795,477.03
  5. Step 5: Solve for x
    x = 15,335,795,477.03/136,096.03
  6. Step 6: Final answer
    x = 112,683.64

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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.