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Finding the Fourth Proportional to 18,362.94, 27,547.92 and 5,881.97

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Solution

The fourth proportional to 18,362.94, 27,547.92 and 5,881.97 is: 8,824.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,362.94 : 27,547.92 = 5,881.97 : x
  2. Step 2: Convert to fraction form
    18,362.94/27,547.92 = 5,881.97/x
  3. Step 3: Cross multiply
    18,362.94x = 27,547.92 × 5,881.97
  4. Step 4: Simplify right side
    18,362.94x = 162,036,039.00
  5. Step 5: Solve for x
    x = 162,036,039.00/18,362.94
  6. Step 6: Final answer
    x = 8,824.08

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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.