Home / 41,158.70-61,731.60-13,075.05

Finding the Fourth Proportional to 41,158.70, 61,731.60 and 13,075.05

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Solution

The fourth proportional to 41,158.70, 61,731.60 and 13,075.05 is: 19,610.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,158.70 : 61,731.60 = 13,075.05 : x
  2. Step 2: Convert to fraction form
    41,158.70/61,731.60 = 13,075.05/x
  3. Step 3: Cross multiply
    41,158.70x = 61,731.60 × 13,075.05
  4. Step 4: Simplify right side
    41,158.70x = 807,143,756.58
  5. Step 5: Solve for x
    x = 807,143,756.58/41,158.70
  6. Step 6: Final answer
    x = 19,610.53

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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.