Home / 89,276.25-133,844.37-46,478.28

Finding the Fourth Proportional to 89,276.25, 133,844.37 and 46,478.28

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Solution

The fourth proportional to 89,276.25, 133,844.37 and 46,478.28 is: 69,680.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,276.25 : 133,844.37 = 46,478.28 : x
  2. Step 2: Convert to fraction form
    89,276.25/133,844.37 = 46,478.28/x
  3. Step 3: Cross multiply
    89,276.25x = 133,844.37 × 46,478.28
  4. Step 4: Simplify right side
    89,276.25x = 6,220,856,105.28
  5. Step 5: Solve for x
    x = 6,220,856,105.28/89,276.25
  6. Step 6: Final answer
    x = 69,680.97

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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.