Home / 146,516.70-220,212.45-127,271.10

Finding the Fourth Proportional to 146,516.70, 220,212.45 and 127,271.10

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Solution

The fourth proportional to 146,516.70, 220,212.45 and 127,271.10 is: 191,286.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,516.70 : 220,212.45 = 127,271.10 : x
  2. Step 2: Convert to fraction form
    146,516.70/220,212.45 = 127,271.10/x
  3. Step 3: Cross multiply
    146,516.70x = 220,212.45 × 127,271.10
  4. Step 4: Simplify right side
    146,516.70x = 28,026,680,745.20
  5. Step 5: Solve for x
    x = 28,026,680,745.20/146,516.70
  6. Step 6: Final answer
    x = 191,286.60

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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.