Home / 49,966.92-74,913.33-30,240.81

Finding the Fourth Proportional to 49,966.92, 74,913.33 and 30,240.81

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Solution

The fourth proportional to 49,966.92, 74,913.33 and 30,240.81 is: 45,338.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,966.92 : 74,913.33 = 30,240.81 : x
  2. Step 2: Convert to fraction form
    49,966.92/74,913.33 = 30,240.81/x
  3. Step 3: Cross multiply
    49,966.92x = 74,913.33 × 30,240.81
  4. Step 4: Simplify right side
    49,966.92x = 2,265,439,779.00
  5. Step 5: Solve for x
    x = 2,265,439,779.00/49,966.92
  6. Step 6: Final answer
    x = 45,338.79

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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.