Home / 48,501.83-66,894.60-31,511.54

Finding the Fourth Proportional to 48,501.83, 66,894.60 and 31,511.54

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Solution

The fourth proportional to 48,501.83, 66,894.60 and 31,511.54 is: 43,461.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,501.83 : 66,894.60 = 31,511.54 : x
  2. Step 2: Convert to fraction form
    48,501.83/66,894.60 = 31,511.54/x
  3. Step 3: Cross multiply
    48,501.83x = 66,894.60 × 31,511.54
  4. Step 4: Simplify right side
    48,501.83x = 2,107,951,863.68
  5. Step 5: Solve for x
    x = 2,107,951,863.68/48,501.83
  6. Step 6: Final answer
    x = 43,461.29

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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.