Home / 54,516.36-81,774.25-14,539.50

Finding the Fourth Proportional to 54,516.36, 81,774.25 and 14,539.50

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Solution

The fourth proportional to 54,516.36, 81,774.25 and 14,539.50 is: 21,809.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,516.36 : 81,774.25 = 14,539.50 : x
  2. Step 2: Convert to fraction form
    54,516.36/81,774.25 = 14,539.50/x
  3. Step 3: Cross multiply
    54,516.36x = 81,774.25 × 14,539.50
  4. Step 4: Simplify right side
    54,516.36x = 1,188,956,707.88
  5. Step 5: Solve for x
    x = 1,188,956,707.88/54,516.36
  6. Step 6: Final answer
    x = 21,809.17

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1.5x scale

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.