Home / 114,720.30-172,013.63-44,517.60

Finding the Fourth Proportional to 114,720.30, 172,013.63 and 44,517.60

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Solution

The fourth proportional to 114,720.30, 172,013.63 and 44,517.60 is: 66,750.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,720.30 : 172,013.63 = 44,517.60 : x
  2. Step 2: Convert to fraction form
    114,720.30/172,013.63 = 44,517.60/x
  3. Step 3: Cross multiply
    114,720.30x = 172,013.63 × 44,517.60
  4. Step 4: Simplify right side
    114,720.30x = 7,657,633,752.30
  5. Step 5: Solve for x
    x = 7,657,633,752.30/114,720.30
  6. Step 6: Final answer
    x = 66,750.47

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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.