Home / 166,754.04-230,120.32-90,272.76

Finding the Fourth Proportional to 166,754.04, 230,120.32 and 90,272.76

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Solution

The fourth proportional to 166,754.04, 230,120.32 and 90,272.76 is: 124,576.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,754.04 : 230,120.32 = 90,272.76 : x
  2. Step 2: Convert to fraction form
    166,754.04/230,120.32 = 90,272.76/x
  3. Step 3: Cross multiply
    166,754.04x = 230,120.32 × 90,272.76
  4. Step 4: Simplify right side
    166,754.04x = 20,773,596,418.48
  5. Step 5: Solve for x
    x = 20,773,596,418.48/166,754.04
  6. Step 6: Final answer
    x = 124,576.27

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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.