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Finding the Fourth Proportional to 23,903.74, 35,860.16 and 11,424.74

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Solution

The fourth proportional to 23,903.74, 35,860.16 and 11,424.74 is: 17,139.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,903.74 : 35,860.16 = 11,424.74 : x
  2. Step 2: Convert to fraction form
    23,903.74/35,860.16 = 11,424.74/x
  3. Step 3: Cross multiply
    23,903.74x = 35,860.16 × 11,424.74
  4. Step 4: Simplify right side
    23,903.74x = 409,693,004.36
  5. Step 5: Solve for x
    x = 409,693,004.36/23,903.74
  6. Step 6: Final answer
    x = 17,139.28

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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.