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Finding the Fourth Proportional to 183,657.84, 275,486.22 and 103,659.54

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Solution

The fourth proportional to 183,657.84, 275,486.22 and 103,659.54 is: 155,489.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,657.84 : 275,486.22 = 103,659.54 : x
  2. Step 2: Convert to fraction form
    183,657.84/275,486.22 = 103,659.54/x
  3. Step 3: Cross multiply
    183,657.84x = 275,486.22 × 103,659.54
  4. Step 4: Simplify right side
    183,657.84x = 28,556,774,841.54
  5. Step 5: Solve for x
    x = 28,556,774,841.54/183,657.84
  6. Step 6: Final answer
    x = 155,489.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.