Home / 259,112.31-357,603.94-144,401.43

Finding the Fourth Proportional to 259,112.31, 357,603.94 and 144,401.43

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Solution

The fourth proportional to 259,112.31, 357,603.94 and 144,401.43 is: 199,290.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,112.31 : 357,603.94 = 144,401.43 : x
  2. Step 2: Convert to fraction form
    259,112.31/357,603.94 = 144,401.43/x
  3. Step 3: Cross multiply
    259,112.31x = 357,603.94 × 144,401.43
  4. Step 4: Simplify right side
    259,112.31x = 51,638,518,607.62
  5. Step 5: Solve for x
    x = 51,638,518,607.62/259,112.31
  6. Step 6: Final answer
    x = 199,290.10

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1.5x scale

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.