Home / 190,705.96-263,490.66-150,726.28

Finding the Fourth Proportional to 190,705.96, 263,490.66 and 150,726.28

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Solution

The fourth proportional to 190,705.96, 263,490.66 and 150,726.28 is: 208,252.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,705.96 : 263,490.66 = 150,726.28 : x
  2. Step 2: Convert to fraction form
    190,705.96/263,490.66 = 150,726.28/x
  3. Step 3: Cross multiply
    190,705.96x = 263,490.66 × 150,726.28
  4. Step 4: Simplify right side
    190,705.96x = 39,714,966,996.54
  5. Step 5: Solve for x
    x = 39,714,966,996.54/190,705.96
  6. Step 6: Final answer
    x = 208,252.36

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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.