Home / 166,821.80-250,232.70-147,576.20

Finding the Fourth Proportional to 166,821.80, 250,232.70 and 147,576.20

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Solution

The fourth proportional to 166,821.80, 250,232.70 and 147,576.20 is: 221,364.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,821.80 : 250,232.70 = 147,576.20 : x
  2. Step 2: Convert to fraction form
    166,821.80/250,232.70 = 147,576.20/x
  3. Step 3: Cross multiply
    166,821.80x = 250,232.70 × 147,576.20
  4. Step 4: Simplify right side
    166,821.80x = 36,928,390,981.74
  5. Step 5: Solve for x
    x = 36,928,390,981.74/166,821.80
  6. Step 6: Final answer
    x = 221,364.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.