Home / 190,672.76-263,127.68-104,633.19

Finding the Fourth Proportional to 190,672.76, 263,127.68 and 104,633.19

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Solution

The fourth proportional to 190,672.76, 263,127.68 and 104,633.19 is: 144,393.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,672.76 : 263,127.68 = 104,633.19 : x
  2. Step 2: Convert to fraction form
    190,672.76/263,127.68 = 104,633.19/x
  3. Step 3: Cross multiply
    190,672.76x = 263,127.68 × 104,633.19
  4. Step 4: Simplify right side
    190,672.76x = 27,531,888,404.91
  5. Step 5: Solve for x
    x = 27,531,888,404.91/190,672.76
  6. Step 6: Final answer
    x = 144,393.40

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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.