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Finding the Fourth Proportional to 183,470.57, 253,191.47 and 101,800.29

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Solution

The fourth proportional to 183,470.57, 253,191.47 and 101,800.29 is: 140,485.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,470.57 : 253,191.47 = 101,800.29 : x
  2. Step 2: Convert to fraction form
    183,470.57/253,191.47 = 101,800.29/x
  3. Step 3: Cross multiply
    183,470.57x = 253,191.47 × 101,800.29
  4. Step 4: Simplify right side
    183,470.57x = 25,774,966,084.62
  5. Step 5: Solve for x
    x = 25,774,966,084.62/183,470.57
  6. Step 6: Final answer
    x = 140,485.56

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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.