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Finding the Fourth Proportional to 183,912.24, 253,806.40 and 103,339.52

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Solution

The fourth proportional to 183,912.24, 253,806.40 and 103,339.52 is: 142,612.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,912.24 : 253,806.40 = 103,339.52 : x
  2. Step 2: Convert to fraction form
    183,912.24/253,806.40 = 103,339.52/x
  3. Step 3: Cross multiply
    183,912.24x = 253,806.40 × 103,339.52
  4. Step 4: Simplify right side
    183,912.24x = 26,228,231,548.93
  5. Step 5: Solve for x
    x = 26,228,231,548.93/183,912.24
  6. Step 6: Final answer
    x = 142,612.76

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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.