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Finding the Fourth Proportional to 16,666.92, 25,007.28 and 7,302.10

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Solution

The fourth proportional to 16,666.92, 25,007.28 and 7,302.10 is: 10,956.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,666.92 : 25,007.28 = 7,302.10 : x
  2. Step 2: Convert to fraction form
    16,666.92/25,007.28 = 7,302.10/x
  3. Step 3: Cross multiply
    16,666.92x = 25,007.28 × 7,302.10
  4. Step 4: Simplify right side
    16,666.92x = 182,605,659.29
  5. Step 5: Solve for x
    x = 182,605,659.29/16,666.92
  6. Step 6: Final answer
    x = 10,956.17

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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.