Home / 197,516.92-272,573.18-111,494.01

Finding the Fourth Proportional to 197,516.92, 272,573.18 and 111,494.01

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Solution

The fourth proportional to 197,516.92, 272,573.18 and 111,494.01 is: 153,861.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,516.92 : 272,573.18 = 111,494.01 : x
  2. Step 2: Convert to fraction form
    197,516.92/272,573.18 = 111,494.01/x
  3. Step 3: Cross multiply
    197,516.92x = 272,573.18 × 111,494.01
  4. Step 4: Simplify right side
    197,516.92x = 30,390,276,856.65
  5. Step 5: Solve for x
    x = 30,390,276,856.65/197,516.92
  6. Step 6: Final answer
    x = 153,861.64

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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.