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Finding the Fourth Proportional to 110,677.50, 152,735.49 and 60,376.50

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Solution

The fourth proportional to 110,677.50, 152,735.49 and 60,376.50 is: 83,319.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,677.50 : 152,735.49 = 60,376.50 : x
  2. Step 2: Convert to fraction form
    110,677.50/152,735.49 = 60,376.50/x
  3. Step 3: Cross multiply
    110,677.50x = 152,735.49 × 60,376.50
  4. Step 4: Simplify right side
    110,677.50x = 9,221,634,311.99
  5. Step 5: Solve for x
    x = 9,221,634,311.99/110,677.50
  6. Step 6: Final answer
    x = 83,319.86

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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.