Home / 199,379.10-299,084.84-59,137.32

Finding the Fourth Proportional to 199,379.10, 299,084.84 and 59,137.32

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Solution

The fourth proportional to 199,379.10, 299,084.84 and 59,137.32 is: 88,710.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,379.10 : 299,084.84 = 59,137.32 : x
  2. Step 2: Convert to fraction form
    199,379.10/299,084.84 = 59,137.32/x
  3. Step 3: Cross multiply
    199,379.10x = 299,084.84 × 59,137.32
  4. Step 4: Simplify right side
    199,379.10x = 17,687,075,594.54
  5. Step 5: Solve for x
    x = 17,687,075,594.54/199,379.10
  6. Step 6: Final answer
    x = 88,710.78

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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.