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Finding the Fourth Proportional to 11,658.05, 16,094.07 and 7,901.07

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Solution

The fourth proportional to 11,658.05, 16,094.07 and 7,901.07 is: 10,907.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,658.05 : 16,094.07 = 7,901.07 : x
  2. Step 2: Convert to fraction form
    11,658.05/16,094.07 = 7,901.07/x
  3. Step 3: Cross multiply
    11,658.05x = 16,094.07 × 7,901.07
  4. Step 4: Simplify right side
    11,658.05x = 127,160,373.65
  5. Step 5: Solve for x
    x = 127,160,373.65/11,658.05
  6. Step 6: Final answer
    x = 10,907.52

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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.