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Finding the Fourth Proportional to 18,362.88, 27,547.97 and 6,674.58

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Solution

The fourth proportional to 18,362.88, 27,547.97 and 6,674.58 is: 10,013.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,362.88 : 27,547.97 = 6,674.58 : x
  2. Step 2: Convert to fraction form
    18,362.88/27,547.97 = 6,674.58/x
  3. Step 3: Cross multiply
    18,362.88x = 27,547.97 × 6,674.58
  4. Step 4: Simplify right side
    18,362.88x = 183,871,096.23
  5. Step 5: Solve for x
    x = 183,871,096.23/18,362.88
  6. Step 6: Final answer
    x = 10,013.19

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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.