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Finding the Fourth Proportional to 164,808, 247,199.58 and 52,483.68

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Solution

The fourth proportional to 164,808, 247,199.58 and 52,483.68 is: 78,721.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,808 : 247,199.58 = 52,483.68 : x
  2. Step 2: Convert to fraction form
    164,808/247,199.58 = 52,483.68/x
  3. Step 3: Cross multiply
    164,808x = 247,199.58 × 52,483.68
  4. Step 4: Simplify right side
    164,808x = 12,973,943,652.85
  5. Step 5: Solve for x
    x = 12,973,943,652.85/164,808
  6. Step 6: Final answer
    x = 78,721.56

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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.