Home / 36,647.20-54,970.80-23,525.20

Finding the Fourth Proportional to 36,647.20, 54,970.80 and 23,525.20

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Solution

The fourth proportional to 36,647.20, 54,970.80 and 23,525.20 is: 35,287.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,647.20 : 54,970.80 = 23,525.20 : x
  2. Step 2: Convert to fraction form
    36,647.20/54,970.80 = 23,525.20/x
  3. Step 3: Cross multiply
    36,647.20x = 54,970.80 × 23,525.20
  4. Step 4: Simplify right side
    36,647.20x = 1,293,199,064.16
  5. Step 5: Solve for x
    x = 1,293,199,064.16/36,647.20
  6. Step 6: Final answer
    x = 35,287.80

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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.