Home / 188,348.93-259,989.76-124,707.23

Finding the Fourth Proportional to 188,348.93, 259,989.76 and 124,707.23

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Solution

The fourth proportional to 188,348.93, 259,989.76 and 124,707.23 is: 172,141.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,348.93 : 259,989.76 = 124,707.23 : x
  2. Step 2: Convert to fraction form
    188,348.93/259,989.76 = 124,707.23/x
  3. Step 3: Cross multiply
    188,348.93x = 259,989.76 × 124,707.23
  4. Step 4: Simplify right side
    188,348.93x = 32,422,603,603.82
  5. Step 5: Solve for x
    x = 32,422,603,603.82/188,348.93
  6. Step 6: Final answer
    x = 172,141.16

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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.