Home / 190,373.76-262,016.64-163,211.22

Finding the Fourth Proportional to 190,373.76, 262,016.64 and 163,211.22

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Solution

The fourth proportional to 190,373.76, 262,016.64 and 163,211.22 is: 224,632.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,373.76 : 262,016.64 = 163,211.22 : x
  2. Step 2: Convert to fraction form
    190,373.76/262,016.64 = 163,211.22/x
  3. Step 3: Cross multiply
    190,373.76x = 262,016.64 × 163,211.22
  4. Step 4: Simplify right side
    190,373.76x = 42,764,055,474.70
  5. Step 5: Solve for x
    x = 42,764,055,474.70/190,373.76
  6. Step 6: Final answer
    x = 224,632.09

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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.