Home / 245,155.26-367,392.69-111,709.38

Finding the Fourth Proportional to 245,155.26, 367,392.69 and 111,709.38

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Solution

The fourth proportional to 245,155.26, 367,392.69 and 111,709.38 is: 167,409.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,155.26 : 367,392.69 = 111,709.38 : x
  2. Step 2: Convert to fraction form
    245,155.26/367,392.69 = 111,709.38/x
  3. Step 3: Cross multiply
    245,155.26x = 367,392.69 × 111,709.38
  4. Step 4: Simplify right side
    245,155.26x = 41,041,209,616.43
  5. Step 5: Solve for x
    x = 41,041,209,616.43/245,155.26
  6. Step 6: Final answer
    x = 167,409.05

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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.