Home / 190,913.28-286,347.68-50,682.80

Finding the Fourth Proportional to 190,913.28, 286,347.68 and 50,682.80

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Solution

The fourth proportional to 190,913.28, 286,347.68 and 50,682.80 is: 76,018.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,913.28 : 286,347.68 = 50,682.80 : x
  2. Step 2: Convert to fraction form
    190,913.28/286,347.68 = 50,682.80/x
  3. Step 3: Cross multiply
    190,913.28x = 286,347.68 × 50,682.80
  4. Step 4: Simplify right side
    190,913.28x = 14,512,902,195.90
  5. Step 5: Solve for x
    x = 14,512,902,195.90/190,913.28
  6. Step 6: Final answer
    x = 76,018.30

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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.