Home / 190,701.54-286,065.99-50,458.50

Finding the Fourth Proportional to 190,701.54, 286,065.99 and 50,458.50

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Solution

The fourth proportional to 190,701.54, 286,065.99 and 50,458.50 is: 75,691.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,701.54 : 286,065.99 = 50,458.50 : x
  2. Step 2: Convert to fraction form
    190,701.54/286,065.99 = 50,458.50/x
  3. Step 3: Cross multiply
    190,701.54x = 286,065.99 × 50,458.50
  4. Step 4: Simplify right side
    190,701.54x = 14,434,460,756.42
  5. Step 5: Solve for x
    x = 14,434,460,756.42/190,701.54
  6. Step 6: Final answer
    x = 75,691.37

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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.