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Finding the Fourth Proportional to 17,893.66, 24,695.53 and 10,820.13

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Solution

The fourth proportional to 17,893.66, 24,695.53 and 10,820.13 is: 14,933.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,893.66 : 24,695.53 = 10,820.13 : x
  2. Step 2: Convert to fraction form
    17,893.66/24,695.53 = 10,820.13/x
  3. Step 3: Cross multiply
    17,893.66x = 24,695.53 × 10,820.13
  4. Step 4: Simplify right side
    17,893.66x = 267,208,790.92
  5. Step 5: Solve for x
    x = 267,208,790.92/17,893.66
  6. Step 6: Final answer
    x = 14,933.16

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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.