Home / 197,904.81-273,111.95-107,263.68

Finding the Fourth Proportional to 197,904.81, 273,111.95 and 107,263.68

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Solution

The fourth proportional to 197,904.81, 273,111.95 and 107,263.68 is: 148,025.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,904.81 : 273,111.95 = 107,263.68 : x
  2. Step 2: Convert to fraction form
    197,904.81/273,111.95 = 107,263.68/x
  3. Step 3: Cross multiply
    197,904.81x = 273,111.95 × 107,263.68
  4. Step 4: Simplify right side
    197,904.81x = 29,294,992,272.66
  5. Step 5: Solve for x
    x = 29,294,992,272.66/197,904.81
  6. Step 6: Final answer
    x = 148,025.67

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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.