Home / 183,415.08-253,157.78-111,834.52

Finding the Fourth Proportional to 183,415.08, 253,157.78 and 111,834.52

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Solution

The fourth proportional to 183,415.08, 253,157.78 and 111,834.52 is: 154,359.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,415.08 : 253,157.78 = 111,834.52 : x
  2. Step 2: Convert to fraction form
    183,415.08/253,157.78 = 111,834.52/x
  3. Step 3: Cross multiply
    183,415.08x = 253,157.78 × 111,834.52
  4. Step 4: Simplify right side
    183,415.08x = 28,311,778,810.57
  5. Step 5: Solve for x
    x = 28,311,778,810.57/183,415.08
  6. Step 6: Final answer
    x = 154,359.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.