Home / 49,530.59-74,314.37-19,956.81

Finding the Fourth Proportional to 49,530.59, 74,314.37 and 19,956.81

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Solution

The fourth proportional to 49,530.59, 74,314.37 and 19,956.81 is: 29,942.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,530.59 : 74,314.37 = 19,956.81 : x
  2. Step 2: Convert to fraction form
    49,530.59/74,314.37 = 19,956.81/x
  3. Step 3: Cross multiply
    49,530.59x = 74,314.37 × 19,956.81
  4. Step 4: Simplify right side
    49,530.59x = 1,483,077,812.25
  5. Step 5: Solve for x
    x = 1,483,077,812.25/49,530.59
  6. Step 6: Final answer
    x = 29,942.67

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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.