Home / 29,008.31-43,517.93-20,667.63

Finding the Fourth Proportional to 29,008.31, 43,517.93 and 20,667.63

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Solution

The fourth proportional to 29,008.31, 43,517.93 and 20,667.63 is: 31,005.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,008.31 : 43,517.93 = 20,667.63 : x
  2. Step 2: Convert to fraction form
    29,008.31/43,517.93 = 20,667.63/x
  3. Step 3: Cross multiply
    29,008.31x = 43,517.93 × 20,667.63
  4. Step 4: Simplify right side
    29,008.31x = 899,412,535.46
  5. Step 5: Solve for x
    x = 899,412,535.46/29,008.31
  6. Step 6: Final answer
    x = 31,005.35

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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.