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Finding the Fourth Proportional to 17,948.80, 26,924.40 and 6,102.40

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Solution

The fourth proportional to 17,948.80, 26,924.40 and 6,102.40 is: 9,154.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,948.80 : 26,924.40 = 6,102.40 : x
  2. Step 2: Convert to fraction form
    17,948.80/26,924.40 = 6,102.40/x
  3. Step 3: Cross multiply
    17,948.80x = 26,924.40 × 6,102.40
  4. Step 4: Simplify right side
    17,948.80x = 164,303,458.56
  5. Step 5: Solve for x
    x = 164,303,458.56/17,948.80
  6. Step 6: Final answer
    x = 9,154.01

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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.