Home / 114,265.02-171,508.36-55,142.30

Finding the Fourth Proportional to 114,265.02, 171,508.36 and 55,142.30

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Solution

The fourth proportional to 114,265.02, 171,508.36 and 55,142.30 is: 82,766.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,265.02 : 171,508.36 = 55,142.30 : x
  2. Step 2: Convert to fraction form
    114,265.02/171,508.36 = 55,142.30/x
  3. Step 3: Cross multiply
    114,265.02x = 171,508.36 × 55,142.30
  4. Step 4: Simplify right side
    114,265.02x = 9,457,365,439.63
  5. Step 5: Solve for x
    x = 9,457,365,439.63/114,265.02
  6. Step 6: Final answer
    x = 82,766.93

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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.