Home / 190,592.02-263,012.97-105,707.26

Finding the Fourth Proportional to 190,592.02, 263,012.97 and 105,707.26

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Solution

The fourth proportional to 190,592.02, 263,012.97 and 105,707.26 is: 145,873.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,592.02 : 263,012.97 = 105,707.26 : x
  2. Step 2: Convert to fraction form
    190,592.02/263,012.97 = 105,707.26/x
  3. Step 3: Cross multiply
    190,592.02x = 263,012.97 × 105,707.26
  4. Step 4: Simplify right side
    190,592.02x = 27,802,380,403.16
  5. Step 5: Solve for x
    x = 27,802,380,403.16/190,592.02
  6. Step 6: Final answer
    x = 145,873.79

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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.