Home / 190,705.23-263,271.20-134,368.11

Finding the Fourth Proportional to 190,705.23, 263,271.20 and 134,368.11

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Solution

The fourth proportional to 190,705.23, 263,271.20 and 134,368.11 is: 185,497.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,705.23 : 263,271.20 = 134,368.11 : x
  2. Step 2: Convert to fraction form
    190,705.23/263,271.20 = 134,368.11/x
  3. Step 3: Cross multiply
    190,705.23x = 263,271.20 × 134,368.11
  4. Step 4: Simplify right side
    190,705.23x = 35,375,252,889.59
  5. Step 5: Solve for x
    x = 35,375,252,889.59/190,705.23
  6. Step 6: Final answer
    x = 185,497.03

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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.