Home / 259,156.18-357,641.44-144,446.62

Finding the Fourth Proportional to 259,156.18, 357,641.44 and 144,446.62

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Solution

The fourth proportional to 259,156.18, 357,641.44 and 144,446.62 is: 199,339.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,156.18 : 357,641.44 = 144,446.62 : x
  2. Step 2: Convert to fraction form
    259,156.18/357,641.44 = 144,446.62/x
  3. Step 3: Cross multiply
    259,156.18x = 357,641.44 × 144,446.62
  4. Step 4: Simplify right side
    259,156.18x = 51,660,097,179.93
  5. Step 5: Solve for x
    x = 51,660,097,179.93/259,156.18
  6. Step 6: Final answer
    x = 199,339.63

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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.