Home / 366,923.40-550,326-100,622.08

Finding the Fourth Proportional to 366,923.40, 550,326 and 100,622.08

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Solution

The fourth proportional to 366,923.40, 550,326 and 100,622.08 is: 150,916.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,923.40 : 550,326 = 100,622.08 : x
  2. Step 2: Convert to fraction form
    366,923.40/550,326 = 100,622.08/x
  3. Step 3: Cross multiply
    366,923.40x = 550,326 × 100,622.08
  4. Step 4: Simplify right side
    366,923.40x = 55,374,946,798.08
  5. Step 5: Solve for x
    x = 55,374,946,798.08/366,923.40
  6. Step 6: Final answer
    x = 150,916.91

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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.