Home / 190,371.08-262,706.36-104,329.01

Finding the Fourth Proportional to 190,371.08, 262,706.36 and 104,329.01

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Solution

The fourth proportional to 190,371.08, 262,706.36 and 104,329.01 is: 143,970.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,371.08 : 262,706.36 = 104,329.01 : x
  2. Step 2: Convert to fraction form
    190,371.08/262,706.36 = 104,329.01/x
  3. Step 3: Cross multiply
    190,371.08x = 262,706.36 × 104,329.01
  4. Step 4: Simplify right side
    190,371.08x = 27,407,892,624.33
  5. Step 5: Solve for x
    x = 27,407,892,624.33/190,371.08
  6. Step 6: Final answer
    x = 143,970.89

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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.