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Finding the Fourth Proportional to 15,484.70, 23,227.54 and 7,368.47

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Solution

The fourth proportional to 15,484.70, 23,227.54 and 7,368.47 is: 11,052.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,484.70 : 23,227.54 = 7,368.47 : x
  2. Step 2: Convert to fraction form
    15,484.70/23,227.54 = 7,368.47/x
  3. Step 3: Cross multiply
    15,484.70x = 23,227.54 × 7,368.47
  4. Step 4: Simplify right side
    15,484.70x = 171,151,431.66
  5. Step 5: Solve for x
    x = 171,151,431.66/15,484.70
  6. Step 6: Final answer
    x = 11,052.94

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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.