Home / 29,003.10-43,504.65-19,787.10

Finding the Fourth Proportional to 29,003.10, 43,504.65 and 19,787.10

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Solution

The fourth proportional to 29,003.10, 43,504.65 and 19,787.10 is: 29,680.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,003.10 : 43,504.65 = 19,787.10 : x
  2. Step 2: Convert to fraction form
    29,003.10/43,504.65 = 19,787.10/x
  3. Step 3: Cross multiply
    29,003.10x = 43,504.65 × 19,787.10
  4. Step 4: Simplify right side
    29,003.10x = 860,830,860.02
  5. Step 5: Solve for x
    x = 860,830,860.02/29,003.10
  6. Step 6: Final answer
    x = 29,680.65

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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.