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Finding the Fourth Proportional to 110,674.50, 152,730.81 and 60,373.50

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Solution

The fourth proportional to 110,674.50, 152,730.81 and 60,373.50 is: 83,315.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,674.50 : 152,730.81 = 60,373.50 : x
  2. Step 2: Convert to fraction form
    110,674.50/152,730.81 = 60,373.50/x
  3. Step 3: Cross multiply
    110,674.50x = 152,730.81 × 60,373.50
  4. Step 4: Simplify right side
    110,674.50x = 9,220,893,557.54
  5. Step 5: Solve for x
    x = 9,220,893,557.54/110,674.50
  6. Step 6: Final answer
    x = 83,315.43

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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.