Home / 113,890.26-170,835.42-30,784.26

Finding the Fourth Proportional to 113,890.26, 170,835.42 and 30,784.26

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Solution

The fourth proportional to 113,890.26, 170,835.42 and 30,784.26 is: 46,176.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,890.26 : 170,835.42 = 30,784.26 : x
  2. Step 2: Convert to fraction form
    113,890.26/170,835.42 = 30,784.26/x
  3. Step 3: Cross multiply
    113,890.26x = 170,835.42 × 30,784.26
  4. Step 4: Simplify right side
    113,890.26x = 5,259,041,986.49
  5. Step 5: Solve for x
    x = 5,259,041,986.49/113,890.26
  6. Step 6: Final answer
    x = 46,176.40

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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.