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Finding the Fourth Proportional to 27,294.36, 40,960.34 and 9,525.12

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Solution

The fourth proportional to 27,294.36, 40,960.34 and 9,525.12 is: 14,294.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,294.36 : 40,960.34 = 9,525.12 : x
  2. Step 2: Convert to fraction form
    27,294.36/40,960.34 = 9,525.12/x
  3. Step 3: Cross multiply
    27,294.36x = 40,960.34 × 9,525.12
  4. Step 4: Simplify right side
    27,294.36x = 390,152,153.74
  5. Step 5: Solve for x
    x = 390,152,153.74/27,294.36
  6. Step 6: Final answer
    x = 14,294.24

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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.