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Finding the Fourth Proportional to 183,941.83, 253,838.44 and 103,367.63

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Solution

The fourth proportional to 183,941.83, 253,838.44 and 103,367.63 is: 142,646.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,941.83 : 253,838.44 = 103,367.63 : x
  2. Step 2: Convert to fraction form
    183,941.83/253,838.44 = 103,367.63/x
  3. Step 3: Cross multiply
    183,941.83x = 253,838.44 × 103,367.63
  4. Step 4: Simplify right side
    183,941.83x = 26,238,678,709.50
  5. Step 5: Solve for x
    x = 26,238,678,709.50/183,941.83
  6. Step 6: Final answer
    x = 142,646.61

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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.