Home / 259,291.20-357,822.08-140,059.20

Finding the Fourth Proportional to 259,291.20, 357,822.08 and 140,059.20

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Solution

The fourth proportional to 259,291.20, 357,822.08 and 140,059.20 is: 193,281.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,291.20 : 357,822.08 = 140,059.20 : x
  2. Step 2: Convert to fraction form
    259,291.20/357,822.08 = 140,059.20/x
  3. Step 3: Cross multiply
    259,291.20x = 357,822.08 × 140,059.20
  4. Step 4: Simplify right side
    259,291.20x = 50,116,274,267.14
  5. Step 5: Solve for x
    x = 50,116,274,267.14/259,291.20
  6. Step 6: Final answer
    x = 193,281.82

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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.