Home / 184,358.40-254,397-135,986.65

Finding the Fourth Proportional to 184,358.40, 254,397 and 135,986.65

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Solution

The fourth proportional to 184,358.40, 254,397 and 135,986.65 is: 187,648.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,358.40 : 254,397 = 135,986.65 : x
  2. Step 2: Convert to fraction form
    184,358.40/254,397 = 135,986.65/x
  3. Step 3: Cross multiply
    184,358.40x = 254,397 × 135,986.65
  4. Step 4: Simplify right side
    184,358.40x = 34,594,595,800.05
  5. Step 5: Solve for x
    x = 34,594,595,800.05/184,358.40
  6. Step 6: Final answer
    x = 187,648.60

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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.