Home / 48,137.89-72,146.61-23,171.26

Finding the Fourth Proportional to 48,137.89, 72,146.61 and 23,171.26

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Solution

The fourth proportional to 48,137.89, 72,146.61 and 23,171.26 is: 34,727.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,137.89 : 72,146.61 = 23,171.26 : x
  2. Step 2: Convert to fraction form
    48,137.89/72,146.61 = 23,171.26/x
  3. Step 3: Cross multiply
    48,137.89x = 72,146.61 × 23,171.26
  4. Step 4: Simplify right side
    48,137.89x = 1,671,727,858.43
  5. Step 5: Solve for x
    x = 1,671,727,858.43/48,137.89
  6. Step 6: Final answer
    x = 34,727.90

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1.5x scale

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.