Home / 163,096.66-225,086.94-90,506.36

Finding the Fourth Proportional to 163,096.66, 225,086.94 and 90,506.36

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Solution

The fourth proportional to 163,096.66, 225,086.94 and 90,506.36 is: 124,906.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,096.66 : 225,086.94 = 90,506.36 : x
  2. Step 2: Convert to fraction form
    163,096.66/225,086.94 = 90,506.36/x
  3. Step 3: Cross multiply
    163,096.66x = 225,086.94 × 90,506.36
  4. Step 4: Simplify right side
    163,096.66x = 20,371,799,622.94
  5. Step 5: Solve for x
    x = 20,371,799,622.94/163,096.66
  6. Step 6: Final answer
    x = 124,906.30

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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.