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Finding the Fourth Proportional to 18,393, 27,594.94 and 10,607.40

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Solution

The fourth proportional to 18,393, 27,594.94 and 10,607.40 is: 15,914.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,393 : 27,594.94 = 10,607.40 : x
  2. Step 2: Convert to fraction form
    18,393/27,594.94 = 10,607.40/x
  3. Step 3: Cross multiply
    18,393x = 27,594.94 × 10,607.40
  4. Step 4: Simplify right side
    18,393x = 292,710,566.56
  5. Step 5: Solve for x
    x = 292,710,566.56/18,393
  6. Step 6: Final answer
    x = 15,914.24

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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.