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Finding the Fourth Proportional to 183,396.51, 275,095.73 and 83,486.84

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Solution

The fourth proportional to 183,396.51, 275,095.73 and 83,486.84 is: 125,230.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,396.51 : 275,095.73 = 83,486.84 : x
  2. Step 2: Convert to fraction form
    183,396.51/275,095.73 = 83,486.84/x
  3. Step 3: Cross multiply
    183,396.51x = 275,095.73 × 83,486.84
  4. Step 4: Simplify right side
    183,396.51x = 22,966,871,402.28
  5. Step 5: Solve for x
    x = 22,966,871,402.28/183,396.51
  6. Step 6: Final answer
    x = 125,230.69

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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.