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Finding the Fourth Proportional to 190,851.75, 286,277.63 and 59,523.75

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Solution

The fourth proportional to 190,851.75, 286,277.63 and 59,523.75 is: 89,285.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,851.75 : 286,277.63 = 59,523.75 : x
  2. Step 2: Convert to fraction form
    190,851.75/286,277.63 = 59,523.75/x
  3. Step 3: Cross multiply
    190,851.75x = 286,277.63 × 59,523.75
  4. Step 4: Simplify right side
    190,851.75x = 17,040,318,078.71
  5. Step 5: Solve for x
    x = 17,040,318,078.71/190,851.75
  6. Step 6: Final answer
    x = 89,285.63

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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.