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Finding the Fourth Proportional to 183,975.50, 253,886.44 and 104,487.50

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Solution

The fourth proportional to 183,975.50, 253,886.44 and 104,487.50 is: 144,192.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,975.50 : 253,886.44 = 104,487.50 : x
  2. Step 2: Convert to fraction form
    183,975.50/253,886.44 = 104,487.50/x
  3. Step 3: Cross multiply
    183,975.50x = 253,886.44 × 104,487.50
  4. Step 4: Simplify right side
    183,975.50x = 26,527,959,399.50
  5. Step 5: Solve for x
    x = 26,527,959,399.50/183,975.50
  6. Step 6: Final answer
    x = 144,192.89

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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.