Home / 190,844.80-286,267.20-50,617.60

Finding the Fourth Proportional to 190,844.80, 286,267.20 and 50,617.60

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Solution

The fourth proportional to 190,844.80, 286,267.20 and 50,617.60 is: 75,926.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,844.80 : 286,267.20 = 50,617.60 : x
  2. Step 2: Convert to fraction form
    190,844.80/286,267.20 = 50,617.60/x
  3. Step 3: Cross multiply
    190,844.80x = 286,267.20 × 50,617.60
  4. Step 4: Simplify right side
    190,844.80x = 14,490,158,622.72
  5. Step 5: Solve for x
    x = 14,490,158,622.72/190,844.80
  6. Step 6: Final answer
    x = 75,926.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.