Home / 50,075.04-75,153.59-20,493.13

Finding the Fourth Proportional to 50,075.04, 75,153.59 and 20,493.13

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Solution

The fourth proportional to 50,075.04, 75,153.59 and 20,493.13 is: 30,756.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,075.04 : 75,153.59 = 20,493.13 : x
  2. Step 2: Convert to fraction form
    50,075.04/75,153.59 = 20,493.13/x
  3. Step 3: Cross multiply
    50,075.04x = 75,153.59 × 20,493.13
  4. Step 4: Simplify right side
    50,075.04x = 1,540,132,289.84
  5. Step 5: Solve for x
    x = 1,540,132,289.84/50,075.04
  6. Step 6: Final answer
    x = 30,756.49

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1.5x scale

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.