Home / 43,026.31-64,514.40-16,700.30

Finding the Fourth Proportional to 43,026.31, 64,514.40 and 16,700.30

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Solution

The fourth proportional to 43,026.31, 64,514.40 and 16,700.30 is: 25,040.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,026.31 : 64,514.40 = 16,700.30 : x
  2. Step 2: Convert to fraction form
    43,026.31/64,514.40 = 16,700.30/x
  3. Step 3: Cross multiply
    43,026.31x = 64,514.40 × 16,700.30
  4. Step 4: Simplify right side
    43,026.31x = 1,077,409,511.75
  5. Step 5: Solve for x
    x = 1,077,409,511.75/43,026.31
  6. Step 6: Final answer
    x = 25,040.71

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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.