Home / 190,203.04-262,200.72-144,802

Finding the Fourth Proportional to 190,203.04, 262,200.72 and 144,802

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Solution

The fourth proportional to 190,203.04, 262,200.72 and 144,802 is: 199,613.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,203.04 : 262,200.72 = 144,802 : x
  2. Step 2: Convert to fraction form
    190,203.04/262,200.72 = 144,802/x
  3. Step 3: Cross multiply
    190,203.04x = 262,200.72 × 144,802
  4. Step 4: Simplify right side
    190,203.04x = 37,967,188,657.44
  5. Step 5: Solve for x
    x = 37,967,188,657.44/190,203.04
  6. Step 6: Final answer
    x = 199,613.99

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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.