Home / 54,497.08-81,749.09-14,515.39

Finding the Fourth Proportional to 54,497.08, 81,749.09 and 14,515.39

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Solution

The fourth proportional to 54,497.08, 81,749.09 and 14,515.39 is: 21,774.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,497.08 : 81,749.09 = 14,515.39 : x
  2. Step 2: Convert to fraction form
    54,497.08/81,749.09 = 14,515.39/x
  3. Step 3: Cross multiply
    54,497.08x = 81,749.09 × 14,515.39
  4. Step 4: Simplify right side
    54,497.08x = 1,186,619,923.50
  5. Step 5: Solve for x
    x = 1,186,619,923.50/54,497.08
  6. Step 6: Final answer
    x = 21,774.01

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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.