Home / 54,955.02-82,432.73-13,402.02

Finding the Fourth Proportional to 54,955.02, 82,432.73 and 13,402.02

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Solution

The fourth proportional to 54,955.02, 82,432.73 and 13,402.02 is: 20,103.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,955.02 : 82,432.73 = 13,402.02 : x
  2. Step 2: Convert to fraction form
    54,955.02/82,432.73 = 13,402.02/x
  3. Step 3: Cross multiply
    54,955.02x = 82,432.73 × 13,402.02
  4. Step 4: Simplify right side
    54,955.02x = 1,104,765,096.11
  5. Step 5: Solve for x
    x = 1,104,765,096.11/54,955.02
  6. Step 6: Final answer
    x = 20,103.08

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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.