Home / 190,701.81-263,159.34-114,224.15

Finding the Fourth Proportional to 190,701.81, 263,159.34 and 114,224.15

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Solution

The fourth proportional to 190,701.81, 263,159.34 and 114,224.15 is: 157,623.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,701.81 : 263,159.34 = 114,224.15 : x
  2. Step 2: Convert to fraction form
    190,701.81/263,159.34 = 114,224.15/x
  3. Step 3: Cross multiply
    190,701.81x = 263,159.34 × 114,224.15
  4. Step 4: Simplify right side
    190,701.81x = 30,059,151,926.06
  5. Step 5: Solve for x
    x = 30,059,151,926.06/190,701.81
  6. Step 6: Final answer
    x = 157,623.84

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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.