Home / 259,419.23-357,966.69-144,670.98

Finding the Fourth Proportional to 259,419.23, 357,966.69 and 144,670.98

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Solution

The fourth proportional to 259,419.23, 357,966.69 and 144,670.98 is: 199,628.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,419.23 : 357,966.69 = 144,670.98 : x
  2. Step 2: Convert to fraction form
    259,419.23/357,966.69 = 144,670.98/x
  3. Step 3: Cross multiply
    259,419.23x = 357,966.69 × 144,670.98
  4. Step 4: Simplify right side
    259,419.23x = 51,787,391,849.66
  5. Step 5: Solve for x
    x = 51,787,391,849.66/259,419.23
  6. Step 6: Final answer
    x = 199,628.20

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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.