Home / 53,414.96-80,126.99-13,972.01

Finding the Fourth Proportional to 53,414.96, 80,126.99 and 13,972.01

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Solution

The fourth proportional to 53,414.96, 80,126.99 and 13,972.01 is: 20,959.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,414.96 : 80,126.99 = 13,972.01 : x
  2. Step 2: Convert to fraction form
    53,414.96/80,126.99 = 13,972.01/x
  3. Step 3: Cross multiply
    53,414.96x = 80,126.99 × 13,972.01
  4. Step 4: Simplify right side
    53,414.96x = 1,119,535,035.69
  5. Step 5: Solve for x
    x = 1,119,535,035.69/53,414.96
  6. Step 6: Final answer
    x = 20,959.20

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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.