Home / 166,845.06-230,246.88-90,365.04

Finding the Fourth Proportional to 166,845.06, 230,246.88 and 90,365.04

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Solution

The fourth proportional to 166,845.06, 230,246.88 and 90,365.04 is: 124,704.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,845.06 : 230,246.88 = 90,365.04 : x
  2. Step 2: Convert to fraction form
    166,845.06/230,246.88 = 90,365.04/x
  3. Step 3: Cross multiply
    166,845.06x = 230,246.88 × 90,365.04
  4. Step 4: Simplify right side
    166,845.06x = 20,806,268,521.08
  5. Step 5: Solve for x
    x = 20,806,268,521.08/166,845.06
  6. Step 6: Final answer
    x = 124,704.13

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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.