Home / 190,683.56-262,210.20-165,489.32

Finding the Fourth Proportional to 190,683.56, 262,210.20 and 165,489.32

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Solution

The fourth proportional to 190,683.56, 262,210.20 and 165,489.32 is: 227,565.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,683.56 : 262,210.20 = 165,489.32 : x
  2. Step 2: Convert to fraction form
    190,683.56/262,210.20 = 165,489.32/x
  3. Step 3: Cross multiply
    190,683.56x = 262,210.20 × 165,489.32
  4. Step 4: Simplify right side
    190,683.56x = 43,392,987,730.00
  5. Step 5: Solve for x
    x = 43,392,987,730.00/190,683.56
  6. Step 6: Final answer
    x = 227,565.43

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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.