Home / 190,184.64-262,410.24-113,728.80

Finding the Fourth Proportional to 190,184.64, 262,410.24 and 113,728.80

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Solution

The fourth proportional to 190,184.64, 262,410.24 and 113,728.80 is: 156,919.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,184.64 : 262,410.24 = 113,728.80 : x
  2. Step 2: Convert to fraction form
    190,184.64/262,410.24 = 113,728.80/x
  3. Step 3: Cross multiply
    190,184.64x = 262,410.24 × 113,728.80
  4. Step 4: Simplify right side
    190,184.64x = 29,843,601,702.91
  5. Step 5: Solve for x
    x = 29,843,601,702.91/190,184.64
  6. Step 6: Final answer
    x = 156,919.10

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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.