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Finding the Fourth Proportional to 183,323.54, 252,981.69 and 102,756.28

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Solution

The fourth proportional to 183,323.54, 252,981.69 and 102,756.28 is: 141,800.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,323.54 : 252,981.69 = 102,756.28 : x
  2. Step 2: Convert to fraction form
    183,323.54/252,981.69 = 102,756.28/x
  3. Step 3: Cross multiply
    183,323.54x = 252,981.69 × 102,756.28
  4. Step 4: Simplify right side
    183,323.54x = 25,995,457,372.51
  5. Step 5: Solve for x
    x = 25,995,457,372.51/183,323.54
  6. Step 6: Final answer
    x = 141,800.98

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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.