Home / 55,640.98-83,466.65-18,201.30

Finding the Fourth Proportional to 55,640.98, 83,466.65 and 18,201.30

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Solution

The fourth proportional to 55,640.98, 83,466.65 and 18,201.30 is: 27,303.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,640.98 : 83,466.65 = 18,201.30 : x
  2. Step 2: Convert to fraction form
    55,640.98/83,466.65 = 18,201.30/x
  3. Step 3: Cross multiply
    55,640.98x = 83,466.65 × 18,201.30
  4. Step 4: Simplify right side
    55,640.98x = 1,519,201,536.65
  5. Step 5: Solve for x
    x = 1,519,201,536.65/55,640.98
  6. Step 6: Final answer
    x = 27,303.64

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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.