Home / 190,157.60-262,335.08-114,664.16

Finding the Fourth Proportional to 190,157.60, 262,335.08 and 114,664.16

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Solution

The fourth proportional to 190,157.60, 262,335.08 and 114,664.16 is: 158,186.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,157.60 : 262,335.08 = 114,664.16 : x
  2. Step 2: Convert to fraction form
    190,157.60/262,335.08 = 114,664.16/x
  3. Step 3: Cross multiply
    190,157.60x = 262,335.08 × 114,664.16
  4. Step 4: Simplify right side
    190,157.60x = 30,080,431,586.73
  5. Step 5: Solve for x
    x = 30,080,431,586.73/190,157.60
  6. Step 6: Final answer
    x = 158,186.85

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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.