Home / 166,722.24-230,077.08-91,275.60

Finding the Fourth Proportional to 166,722.24, 230,077.08 and 91,275.60

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Solution

The fourth proportional to 166,722.24, 230,077.08 and 91,275.60 is: 125,960.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,722.24 : 230,077.08 = 91,275.60 : x
  2. Step 2: Convert to fraction form
    166,722.24/230,077.08 = 91,275.60/x
  3. Step 3: Cross multiply
    166,722.24x = 230,077.08 × 91,275.60
  4. Step 4: Simplify right side
    166,722.24x = 21,000,423,523.25
  5. Step 5: Solve for x
    x = 21,000,423,523.25/166,722.24
  6. Step 6: Final answer
    x = 125,960.54

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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.