Home / 190,371.58-262,707.04-104,329.51

Finding the Fourth Proportional to 190,371.58, 262,707.04 and 104,329.51

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Solution

The fourth proportional to 190,371.58, 262,707.04 and 104,329.51 is: 143,971.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,371.58 : 262,707.04 = 104,329.51 : x
  2. Step 2: Convert to fraction form
    190,371.58/262,707.04 = 104,329.51/x
  3. Step 3: Cross multiply
    190,371.58x = 262,707.04 × 104,329.51
  4. Step 4: Simplify right side
    190,371.58x = 27,408,096,756.75
  5. Step 5: Solve for x
    x = 27,408,096,756.75/190,371.58
  6. Step 6: Final answer
    x = 143,971.58

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1.5x scale

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.