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Finding the Fourth Proportional to 174,635.12, 240,977.04 and 98,136.56

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Solution

The fourth proportional to 174,635.12, 240,977.04 and 98,136.56 is: 135,417.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,635.12 : 240,977.04 = 98,136.56 : x
  2. Step 2: Convert to fraction form
    174,635.12/240,977.04 = 98,136.56/x
  3. Step 3: Cross multiply
    174,635.12x = 240,977.04 × 98,136.56
  4. Step 4: Simplify right side
    174,635.12x = 23,648,657,744.58
  5. Step 5: Solve for x
    x = 23,648,657,744.58/174,635.12
  6. Step 6: Final answer
    x = 135,417.54

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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.