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Finding the Fourth Proportional to 62,457.80, 93,621.90 and 34,334.60

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Solution

The fourth proportional to 62,457.80, 93,621.90 and 34,334.60 is: 51,466.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,457.80 : 93,621.90 = 34,334.60 : x
  2. Step 2: Convert to fraction form
    62,457.80/93,621.90 = 34,334.60/x
  3. Step 3: Cross multiply
    62,457.80x = 93,621.90 × 34,334.60
  4. Step 4: Simplify right side
    62,457.80x = 3,214,470,487.74
  5. Step 5: Solve for x
    x = 3,214,470,487.74/62,457.80
  6. Step 6: Final answer
    x = 51,466.28

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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.