Home / 190,527.49-285,585.60-83,816.47

Finding the Fourth Proportional to 190,527.49, 285,585.60 and 83,816.47

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Solution

The fourth proportional to 190,527.49, 285,585.60 and 83,816.47 is: 125,634.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,527.49 : 285,585.60 = 83,816.47 : x
  2. Step 2: Convert to fraction form
    190,527.49/285,585.60 = 83,816.47/x
  3. Step 3: Cross multiply
    190,527.49x = 285,585.60 × 83,816.47
  4. Step 4: Simplify right side
    190,527.49x = 23,936,777,074.66
  5. Step 5: Solve for x
    x = 23,936,777,074.66/190,527.49
  6. Step 6: Final answer
    x = 125,634.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.