Home / 175,412.40-263,121-57,084.36

Finding the Fourth Proportional to 175,412.40, 263,121 and 57,084.36

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Solution

The fourth proportional to 175,412.40, 263,121 and 57,084.36 is: 85,627.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,412.40 : 263,121 = 57,084.36 : x
  2. Step 2: Convert to fraction form
    175,412.40/263,121 = 57,084.36/x
  3. Step 3: Cross multiply
    175,412.40x = 263,121 × 57,084.36
  4. Step 4: Simplify right side
    175,412.40x = 15,020,093,887.56
  5. Step 5: Solve for x
    x = 15,020,093,887.56/175,412.40
  6. Step 6: Final answer
    x = 85,627.32

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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.