Home / 100,204.30-150,235.26-50,248.36

Finding the Fourth Proportional to 100,204.30, 150,235.26 and 50,248.36

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Solution

The fourth proportional to 100,204.30, 150,235.26 and 50,248.36 is: 75,336.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,204.30 : 150,235.26 = 50,248.36 : x
  2. Step 2: Convert to fraction form
    100,204.30/150,235.26 = 50,248.36/x
  3. Step 3: Cross multiply
    100,204.30x = 150,235.26 × 50,248.36
  4. Step 4: Simplify right side
    100,204.30x = 7,549,075,429.17
  5. Step 5: Solve for x
    x = 7,549,075,429.17/100,204.30
  6. Step 6: Final answer
    x = 75,336.84

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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.