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Finding the Fourth Proportional to 164,983.68, 247,486.86 and 52,672.32

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Solution

The fourth proportional to 164,983.68, 247,486.86 and 52,672.32 is: 79,012.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,983.68 : 247,486.86 = 52,672.32 : x
  2. Step 2: Convert to fraction form
    164,983.68/247,486.86 = 52,672.32/x
  3. Step 3: Cross multiply
    164,983.68x = 247,486.86 × 52,672.32
  4. Step 4: Simplify right side
    164,983.68x = 13,035,707,085.72
  5. Step 5: Solve for x
    x = 13,035,707,085.72/164,983.68
  6. Step 6: Final answer
    x = 79,012.10

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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.