Home / 190,634.09-263,066.16-104,591.13

Finding the Fourth Proportional to 190,634.09, 263,066.16 and 104,591.13

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Solution

The fourth proportional to 190,634.09, 263,066.16 and 104,591.13 is: 144,330.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,634.09 : 263,066.16 = 104,591.13 : x
  2. Step 2: Convert to fraction form
    190,634.09/263,066.16 = 104,591.13/x
  3. Step 3: Cross multiply
    190,634.09x = 263,066.16 × 104,591.13
  4. Step 4: Simplify right side
    190,634.09x = 27,514,386,939.16
  5. Step 5: Solve for x
    x = 27,514,386,939.16/190,634.09
  6. Step 6: Final answer
    x = 144,330.89

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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.