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Finding the Fourth Proportional to 38,153, 57,210.06 and 15,960.36

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Solution

The fourth proportional to 38,153, 57,210.06 and 15,960.36 is: 23,932.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,153 : 57,210.06 = 15,960.36 : x
  2. Step 2: Convert to fraction form
    38,153/57,210.06 = 15,960.36/x
  3. Step 3: Cross multiply
    38,153x = 57,210.06 × 15,960.36
  4. Step 4: Simplify right side
    38,153x = 913,093,153.22
  5. Step 5: Solve for x
    x = 913,093,153.22/38,153
  6. Step 6: Final answer
    x = 23,932.41

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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.