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Finding the Fourth Proportional to 177,156.50, 244,485.70 and 101,709.86

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Solution

The fourth proportional to 177,156.50, 244,485.70 and 101,709.86 is: 140,365.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,156.50 : 244,485.70 = 101,709.86 : x
  2. Step 2: Convert to fraction form
    177,156.50/244,485.70 = 101,709.86/x
  3. Step 3: Cross multiply
    177,156.50x = 244,485.70 × 101,709.86
  4. Step 4: Simplify right side
    177,156.50x = 24,866,606,319.00
  5. Step 5: Solve for x
    x = 24,866,606,319.00/177,156.50
  6. Step 6: Final answer
    x = 140,365.19

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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.