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Finding the Fourth Proportional to 183,592.76, 253,357.31 and 103,020.09

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Solution

The fourth proportional to 183,592.76, 253,357.31 and 103,020.09 is: 142,167.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,592.76 : 253,357.31 = 103,020.09 : x
  2. Step 2: Convert to fraction form
    183,592.76/253,357.31 = 103,020.09/x
  3. Step 3: Cross multiply
    183,592.76x = 253,357.31 × 103,020.09
  4. Step 4: Simplify right side
    183,592.76x = 26,100,892,363.26
  5. Step 5: Solve for x
    x = 26,100,892,363.26/183,592.76
  6. Step 6: Final answer
    x = 142,167.33

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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.