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Finding the Fourth Proportional to 183,901.38, 253,813.47 and 171,894.78

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Solution

The fourth proportional to 183,901.38, 253,813.47 and 171,894.78 is: 237,242.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,901.38 : 253,813.47 = 171,894.78 : x
  2. Step 2: Convert to fraction form
    183,901.38/253,813.47 = 171,894.78/x
  3. Step 3: Cross multiply
    183,901.38x = 253,813.47 × 171,894.78
  4. Step 4: Simplify right side
    183,901.38x = 43,629,210,586.69
  5. Step 5: Solve for x
    x = 43,629,210,586.69/183,901.38
  6. Step 6: Final answer
    x = 237,242.43

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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.