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Finding the Fourth Proportional to 59,976.02, 89,970.51 and 36,751.70

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Solution

The fourth proportional to 59,976.02, 89,970.51 and 36,751.70 is: 55,131.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,976.02 : 89,970.51 = 36,751.70 : x
  2. Step 2: Convert to fraction form
    59,976.02/89,970.51 = 36,751.70/x
  3. Step 3: Cross multiply
    59,976.02x = 89,970.51 × 36,751.70
  4. Step 4: Simplify right side
    59,976.02x = 3,306,568,742.51
  5. Step 5: Solve for x
    x = 3,306,568,742.51/59,976.02
  6. Step 6: Final answer
    x = 55,131.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.