Home / 166,953.18-230,396.31-90,472.62

Finding the Fourth Proportional to 166,953.18, 230,396.31 and 90,472.62

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Solution

The fourth proportional to 166,953.18, 230,396.31 and 90,472.62 is: 124,852.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,953.18 : 230,396.31 = 90,472.62 : x
  2. Step 2: Convert to fraction form
    166,953.18/230,396.31 = 90,472.62/x
  3. Step 3: Cross multiply
    166,953.18x = 230,396.31 × 90,472.62
  4. Step 4: Simplify right side
    166,953.18x = 20,844,557,804.03
  5. Step 5: Solve for x
    x = 20,844,557,804.03/166,953.18
  6. Step 6: Final answer
    x = 124,852.72

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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.