Home / 29,187.57-43,779.30-16,668.36

Finding the Fourth Proportional to 29,187.57, 43,779.30 and 16,668.36

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Solution

The fourth proportional to 29,187.57, 43,779.30 and 16,668.36 is: 25,001.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,187.57 : 43,779.30 = 16,668.36 : x
  2. Step 2: Convert to fraction form
    29,187.57/43,779.30 = 16,668.36/x
  3. Step 3: Cross multiply
    29,187.57x = 43,779.30 × 16,668.36
  4. Step 4: Simplify right side
    29,187.57x = 729,728,970.75
  5. Step 5: Solve for x
    x = 729,728,970.75/29,187.57
  6. Step 6: Final answer
    x = 25,001.36

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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.