Home / 48,553.57-66,965.56-31,783.33

Finding the Fourth Proportional to 48,553.57, 66,965.56 and 31,783.33

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Solution

The fourth proportional to 48,553.57, 66,965.56 and 31,783.33 is: 43,835.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,553.57 : 66,965.56 = 31,783.33 : x
  2. Step 2: Convert to fraction form
    48,553.57/66,965.56 = 31,783.33/x
  3. Step 3: Cross multiply
    48,553.57x = 66,965.56 × 31,783.33
  4. Step 4: Simplify right side
    48,553.57x = 2,128,388,492.11
  5. Step 5: Solve for x
    x = 2,128,388,492.11/48,553.57
  6. Step 6: Final answer
    x = 43,835.88

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1.5x scale

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.