Home / 29,333.20-43,999.90-7,146.58

Finding the Fourth Proportional to 29,333.20, 43,999.90 and 7,146.58

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Solution

The fourth proportional to 29,333.20, 43,999.90 and 7,146.58 is: 10,719.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,333.20 : 43,999.90 = 7,146.58 : x
  2. Step 2: Convert to fraction form
    29,333.20/43,999.90 = 7,146.58/x
  3. Step 3: Cross multiply
    29,333.20x = 43,999.90 × 7,146.58
  4. Step 4: Simplify right side
    29,333.20x = 314,448,805.34
  5. Step 5: Solve for x
    x = 314,448,805.34/29,333.20
  6. Step 6: Final answer
    x = 10,719.89

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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.