Home / 48,857.36-73,232.12-31,970.08

Finding the Fourth Proportional to 48,857.36, 73,232.12 and 31,970.08

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Solution

The fourth proportional to 48,857.36, 73,232.12 and 31,970.08 is: 47,919.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,857.36 : 73,232.12 = 31,970.08 : x
  2. Step 2: Convert to fraction form
    48,857.36/73,232.12 = 31,970.08/x
  3. Step 3: Cross multiply
    48,857.36x = 73,232.12 × 31,970.08
  4. Step 4: Simplify right side
    48,857.36x = 2,341,236,734.97
  5. Step 5: Solve for x
    x = 2,341,236,734.97/48,857.36
  6. Step 6: Final answer
    x = 47,919.84

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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.