Home / 149,074.20-223,611.30-38,266.20

Finding the Fourth Proportional to 149,074.20, 223,611.30 and 38,266.20

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Solution

The fourth proportional to 149,074.20, 223,611.30 and 38,266.20 is: 57,399.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,074.20 : 223,611.30 = 38,266.20 : x
  2. Step 2: Convert to fraction form
    149,074.20/223,611.30 = 38,266.20/x
  3. Step 3: Cross multiply
    149,074.20x = 223,611.30 × 38,266.20
  4. Step 4: Simplify right side
    149,074.20x = 8,556,754,728.06
  5. Step 5: Solve for x
    x = 8,556,754,728.06/149,074.20
  6. Step 6: Final answer
    x = 57,399.30

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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.