Home / 29,167.40-43,772.70-11,649.80

Finding the Fourth Proportional to 29,167.40, 43,772.70 and 11,649.80

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Solution

The fourth proportional to 29,167.40, 43,772.70 and 11,649.80 is: 17,483.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,167.40 : 43,772.70 = 11,649.80 : x
  2. Step 2: Convert to fraction form
    29,167.40/43,772.70 = 11,649.80/x
  3. Step 3: Cross multiply
    29,167.40x = 43,772.70 × 11,649.80
  4. Step 4: Simplify right side
    29,167.40x = 509,943,200.46
  5. Step 5: Solve for x
    x = 509,943,200.46/29,167.40
  6. Step 6: Final answer
    x = 17,483.33

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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.