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Finding the Fourth Proportional to 16,710.24, 25,068.60 and 7,476.24

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Solution

The fourth proportional to 16,710.24, 25,068.60 and 7,476.24 is: 11,215.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,710.24 : 25,068.60 = 7,476.24 : x
  2. Step 2: Convert to fraction form
    16,710.24/25,068.60 = 7,476.24/x
  3. Step 3: Cross multiply
    16,710.24x = 25,068.60 × 7,476.24
  4. Step 4: Simplify right side
    16,710.24x = 187,418,870.06
  5. Step 5: Solve for x
    x = 187,418,870.06/16,710.24
  6. Step 6: Final answer
    x = 11,215.81

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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.