Home / 190,186.52-262,460.62-104,144.12

Finding the Fourth Proportional to 190,186.52, 262,460.62 and 104,144.12

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Solution

The fourth proportional to 190,186.52, 262,460.62 and 104,144.12 is: 143,720.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,186.52 : 262,460.62 = 104,144.12 : x
  2. Step 2: Convert to fraction form
    190,186.52/262,460.62 = 104,144.12/x
  3. Step 3: Cross multiply
    190,186.52x = 262,460.62 × 104,144.12
  4. Step 4: Simplify right side
    190,186.52x = 27,333,730,304.55
  5. Step 5: Solve for x
    x = 27,333,730,304.55/190,186.52
  6. Step 6: Final answer
    x = 143,720.65

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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.