Home / 166,558.64-229,850.25-90,077.81

Finding the Fourth Proportional to 166,558.64, 229,850.25 and 90,077.81

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Solution

The fourth proportional to 166,558.64, 229,850.25 and 90,077.81 is: 124,307.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,558.64 : 229,850.25 = 90,077.81 : x
  2. Step 2: Convert to fraction form
    166,558.64/229,850.25 = 90,077.81/x
  3. Step 3: Cross multiply
    166,558.64x = 229,850.25 × 90,077.81
  4. Step 4: Simplify right side
    166,558.64x = 20,704,407,147.95
  5. Step 5: Solve for x
    x = 20,704,407,147.95/166,558.64
  6. Step 6: Final answer
    x = 124,307.01

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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.