Home / 260,199.95-390,357.33-110,568.14

Finding the Fourth Proportional to 260,199.95, 390,357.33 and 110,568.14

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Solution

The fourth proportional to 260,199.95, 390,357.33 and 110,568.14 is: 165,876.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,199.95 : 390,357.33 = 110,568.14 : x
  2. Step 2: Convert to fraction form
    260,199.95/390,357.33 = 110,568.14/x
  3. Step 3: Cross multiply
    260,199.95x = 390,357.33 × 110,568.14
  4. Step 4: Simplify right side
    260,199.95x = 43,161,083,010.89
  5. Step 5: Solve for x
    x = 43,161,083,010.89/260,199.95
  6. Step 6: Final answer
    x = 165,876.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.