Home / 90,583.56-125,005.64-50,297.40

Finding the Fourth Proportional to 90,583.56, 125,005.64 and 50,297.40

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Solution

The fourth proportional to 90,583.56, 125,005.64 and 50,297.40 is: 69,410.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,583.56 : 125,005.64 = 50,297.40 : x
  2. Step 2: Convert to fraction form
    90,583.56/125,005.64 = 50,297.40/x
  3. Step 3: Cross multiply
    90,583.56x = 125,005.64 × 50,297.40
  4. Step 4: Simplify right side
    90,583.56x = 6,287,458,425.85
  5. Step 5: Solve for x
    x = 6,287,458,425.85/90,583.56
  6. Step 6: Final answer
    x = 69,410.59

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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.