Home / 190,126.46-262,552.36-122,261.34

Finding the Fourth Proportional to 190,126.46, 262,552.36 and 122,261.34

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Solution

The fourth proportional to 190,126.46, 262,552.36 and 122,261.34 is: 168,835.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,126.46 : 262,552.36 = 122,261.34 : x
  2. Step 2: Convert to fraction form
    190,126.46/262,552.36 = 122,261.34/x
  3. Step 3: Cross multiply
    190,126.46x = 262,552.36 × 122,261.34
  4. Step 4: Simplify right side
    190,126.46x = 32,100,003,618.96
  5. Step 5: Solve for x
    x = 32,100,003,618.96/190,126.46
  6. Step 6: Final answer
    x = 168,835.02

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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.