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Finding the Fourth Proportional to 183,893.46, 253,773.18 and 103,320.92

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Solution

The fourth proportional to 183,893.46, 253,773.18 and 103,320.92 is: 142,582.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,893.46 : 253,773.18 = 103,320.92 : x
  2. Step 2: Convert to fraction form
    183,893.46/253,773.18 = 103,320.92/x
  3. Step 3: Cross multiply
    183,893.46x = 253,773.18 × 103,320.92
  4. Step 4: Simplify right side
    183,893.46x = 26,220,078,428.93
  5. Step 5: Solve for x
    x = 26,220,078,428.93/183,893.46
  6. Step 6: Final answer
    x = 142,582.98

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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.