Home / 149,791.50-224,860.05-76,075.02

Finding the Fourth Proportional to 149,791.50, 224,860.05 and 76,075.02

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Solution

The fourth proportional to 149,791.50, 224,860.05 and 76,075.02 is: 114,200.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,791.50 : 224,860.05 = 76,075.02 : x
  2. Step 2: Convert to fraction form
    149,791.50/224,860.05 = 76,075.02/x
  3. Step 3: Cross multiply
    149,791.50x = 224,860.05 × 76,075.02
  4. Step 4: Simplify right side
    149,791.50x = 17,106,232,800.95
  5. Step 5: Solve for x
    x = 17,106,232,800.95/149,791.50
  6. Step 6: Final answer
    x = 114,200.29

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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.