Home / 190,144.30-262,402.25-104,101.85

Finding the Fourth Proportional to 190,144.30, 262,402.25 and 104,101.85

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Solution

The fourth proportional to 190,144.30, 262,402.25 and 104,101.85 is: 143,662.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,144.30 : 262,402.25 = 104,101.85 : x
  2. Step 2: Convert to fraction form
    190,144.30/262,402.25 = 104,101.85/x
  3. Step 3: Cross multiply
    190,144.30x = 262,402.25 × 104,101.85
  4. Step 4: Simplify right side
    190,144.30x = 27,316,559,669.16
  5. Step 5: Solve for x
    x = 27,316,559,669.16/190,144.30
  6. Step 6: Final answer
    x = 143,662.26

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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.