Home / 29,760.75-41,042.93-19,699.20

Finding the Fourth Proportional to 29,760.75, 41,042.93 and 19,699.20

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Solution

The fourth proportional to 29,760.75, 41,042.93 and 19,699.20 is: 27,167.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,760.75 : 41,042.93 = 19,699.20 : x
  2. Step 2: Convert to fraction form
    29,760.75/41,042.93 = 19,699.20/x
  3. Step 3: Cross multiply
    29,760.75x = 41,042.93 × 19,699.20
  4. Step 4: Simplify right side
    29,760.75x = 808,512,788.16
  5. Step 5: Solve for x
    x = 808,512,788.16/29,760.75
  6. Step 6: Final answer
    x = 27,167.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.