Home / 190,646.27-285,971.61-57,527.69

Finding the Fourth Proportional to 190,646.27, 285,971.61 and 57,527.69

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Solution

The fourth proportional to 190,646.27, 285,971.61 and 57,527.69 is: 86,292.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,646.27 : 285,971.61 = 57,527.69 : x
  2. Step 2: Convert to fraction form
    190,646.27/285,971.61 = 57,527.69/x
  3. Step 3: Cross multiply
    190,646.27x = 285,971.61 × 57,527.69
  4. Step 4: Simplify right side
    190,646.27x = 16,451,284,914.75
  5. Step 5: Solve for x
    x = 16,451,284,914.75/190,646.27
  6. Step 6: Final answer
    x = 86,292.19

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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.