Home / 40,559.52-56,258.49-39,480.60

Finding the Fourth Proportional to 40,559.52, 56,258.49 and 39,480.60

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Solution

The fourth proportional to 40,559.52, 56,258.49 and 39,480.60 is: 54,761.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,559.52 : 56,258.49 = 39,480.60 : x
  2. Step 2: Convert to fraction form
    40,559.52/56,258.49 = 39,480.60/x
  3. Step 3: Cross multiply
    40,559.52x = 56,258.49 × 39,480.60
  4. Step 4: Simplify right side
    40,559.52x = 2,221,118,940.29
  5. Step 5: Solve for x
    x = 2,221,118,940.29/40,559.52
  6. Step 6: Final answer
    x = 54,761.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.