Home / 190,158.06-262,408.15-104,100.56

Finding the Fourth Proportional to 190,158.06, 262,408.15 and 104,100.56

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Solution

The fourth proportional to 190,158.06, 262,408.15 and 104,100.56 is: 143,653.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,158.06 : 262,408.15 = 104,100.56 : x
  2. Step 2: Convert to fraction form
    190,158.06/262,408.15 = 104,100.56/x
  3. Step 3: Cross multiply
    190,158.06x = 262,408.15 × 104,100.56
  4. Step 4: Simplify right side
    190,158.06x = 27,316,835,363.56
  5. Step 5: Solve for x
    x = 27,316,835,363.56/190,158.06
  6. Step 6: Final answer
    x = 143,653.31

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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.