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Finding the Fourth Proportional to 17,420.63, 24,040.25 and 9,462.92

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Solution

The fourth proportional to 17,420.63, 24,040.25 and 9,462.92 is: 13,058.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,420.63 : 24,040.25 = 9,462.92 : x
  2. Step 2: Convert to fraction form
    17,420.63/24,040.25 = 9,462.92/x
  3. Step 3: Cross multiply
    17,420.63x = 24,040.25 × 9,462.92
  4. Step 4: Simplify right side
    17,420.63x = 227,490,795.01
  5. Step 5: Solve for x
    x = 227,490,795.01/17,420.63
  6. Step 6: Final answer
    x = 13,058.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.