Home / 190,859.58-286,304.39-50,618.21

Finding the Fourth Proportional to 190,859.58, 286,304.39 and 50,618.21

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Solution

The fourth proportional to 190,859.58, 286,304.39 and 50,618.21 is: 75,931.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,859.58 : 286,304.39 = 50,618.21 : x
  2. Step 2: Convert to fraction form
    190,859.58/286,304.39 = 50,618.21/x
  3. Step 3: Cross multiply
    190,859.58x = 286,304.39 × 50,618.21
  4. Step 4: Simplify right side
    190,859.58x = 14,492,214,052.33
  5. Step 5: Solve for x
    x = 14,492,214,052.33/190,859.58
  6. Step 6: Final answer
    x = 75,931.29

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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.