Home / 187,556.56-280,730.75-123,567.54

Finding the Fourth Proportional to 187,556.56, 280,730.75 and 123,567.54

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Solution

The fourth proportional to 187,556.56, 280,730.75 and 123,567.54 is: 184,953.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,556.56 : 280,730.75 = 123,567.54 : x
  2. Step 2: Convert to fraction form
    187,556.56/280,730.75 = 123,567.54/x
  3. Step 3: Cross multiply
    187,556.56x = 280,730.75 × 123,567.54
  4. Step 4: Simplify right side
    187,556.56x = 34,689,208,179.86
  5. Step 5: Solve for x
    x = 34,689,208,179.86/187,556.56
  6. Step 6: Final answer
    x = 184,953.32

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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.