Home / 209,145.44-313,685.04-173,833.52

Finding the Fourth Proportional to 209,145.44, 313,685.04 and 173,833.52

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Solution

The fourth proportional to 209,145.44, 313,685.04 and 173,833.52 is: 260,722.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,145.44 : 313,685.04 = 173,833.52 : x
  2. Step 2: Convert to fraction form
    209,145.44/313,685.04 = 173,833.52/x
  3. Step 3: Cross multiply
    209,145.44x = 313,685.04 × 173,833.52
  4. Step 4: Simplify right side
    209,145.44x = 54,528,974,674.54
  5. Step 5: Solve for x
    x = 54,528,974,674.54/209,145.44
  6. Step 6: Final answer
    x = 260,722.75

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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.