Home / 29,047.04-43,544.64-13,443.20

Finding the Fourth Proportional to 29,047.04, 43,544.64 and 13,443.20

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Solution

The fourth proportional to 29,047.04, 43,544.64 and 13,443.20 is: 20,152.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,047.04 : 43,544.64 = 13,443.20 : x
  2. Step 2: Convert to fraction form
    29,047.04/43,544.64 = 13,443.20/x
  3. Step 3: Cross multiply
    29,047.04x = 43,544.64 × 13,443.20
  4. Step 4: Simplify right side
    29,047.04x = 585,379,304.45
  5. Step 5: Solve for x
    x = 585,379,304.45/29,047.04
  6. Step 6: Final answer
    x = 20,152.80

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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.