Home / 54,020.07-81,030.11-14,577.18

Finding the Fourth Proportional to 54,020.07, 81,030.11 and 14,577.18

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Solution

The fourth proportional to 54,020.07, 81,030.11 and 14,577.18 is: 21,865.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,020.07 : 81,030.11 = 14,577.18 : x
  2. Step 2: Convert to fraction form
    54,020.07/81,030.11 = 14,577.18/x
  3. Step 3: Cross multiply
    54,020.07x = 81,030.11 × 14,577.18
  4. Step 4: Simplify right side
    54,020.07x = 1,181,190,426.00
  5. Step 5: Solve for x
    x = 1,181,190,426.00/54,020.07
  6. Step 6: Final answer
    x = 21,865.77

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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.