Home / 190,900.58-286,224.48-91,076.18

Finding the Fourth Proportional to 190,900.58, 286,224.48 and 91,076.18

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Solution

The fourth proportional to 190,900.58, 286,224.48 and 91,076.18 is: 136,553.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,900.58 : 286,224.48 = 91,076.18 : x
  2. Step 2: Convert to fraction form
    190,900.58/286,224.48 = 91,076.18/x
  3. Step 3: Cross multiply
    190,900.58x = 286,224.48 × 91,076.18
  4. Step 4: Simplify right side
    190,900.58x = 26,068,232,260.89
  5. Step 5: Solve for x
    x = 26,068,232,260.89/190,900.58
  6. Step 6: Final answer
    x = 136,553.97

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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.