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Finding the Fourth Proportional to 15,884.84, 23,827.48 and 10,953.16

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Solution

The fourth proportional to 15,884.84, 23,827.48 and 10,953.16 is: 16,429.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,884.84 : 23,827.48 = 10,953.16 : x
  2. Step 2: Convert to fraction form
    15,884.84/23,827.48 = 10,953.16/x
  3. Step 3: Cross multiply
    15,884.84x = 23,827.48 × 10,953.16
  4. Step 4: Simplify right side
    15,884.84x = 260,986,113.89
  5. Step 5: Solve for x
    x = 260,986,113.89/15,884.84
  6. Step 6: Final answer
    x = 16,429.88

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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.