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Finding the Fourth Proportional to 16,706.19, 23,061.08 and 11,403.93

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Solution

The fourth proportional to 16,706.19, 23,061.08 and 11,403.93 is: 15,741.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,706.19 : 23,061.08 = 11,403.93 : x
  2. Step 2: Convert to fraction form
    16,706.19/23,061.08 = 11,403.93/x
  3. Step 3: Cross multiply
    16,706.19x = 23,061.08 × 11,403.93
  4. Step 4: Simplify right side
    16,706.19x = 262,986,885.02
  5. Step 5: Solve for x
    x = 262,986,885.02/16,706.19
  6. Step 6: Final answer
    x = 15,741.88

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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.