Home / 47,280.57-70,920.87-27,559.05

Finding the Fourth Proportional to 47,280.57, 70,920.87 and 27,559.05

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Solution

The fourth proportional to 47,280.57, 70,920.87 and 27,559.05 is: 41,338.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,280.57 : 70,920.87 = 27,559.05 : x
  2. Step 2: Convert to fraction form
    47,280.57/70,920.87 = 27,559.05/x
  3. Step 3: Cross multiply
    47,280.57x = 70,920.87 × 27,559.05
  4. Step 4: Simplify right side
    47,280.57x = 1,954,511,802.37
  5. Step 5: Solve for x
    x = 1,954,511,802.37/47,280.57
  6. Step 6: Final answer
    x = 41,338.58

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1.5x scale

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.