Home / 96,724.80-133,481.52-54,280.80

Finding the Fourth Proportional to 96,724.80, 133,481.52 and 54,280.80

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Solution

The fourth proportional to 96,724.80, 133,481.52 and 54,280.80 is: 74,908.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,724.80 : 133,481.52 = 54,280.80 : x
  2. Step 2: Convert to fraction form
    96,724.80/133,481.52 = 54,280.80/x
  3. Step 3: Cross multiply
    96,724.80x = 133,481.52 × 54,280.80
  4. Step 4: Simplify right side
    96,724.80x = 7,245,483,690.82
  5. Step 5: Solve for x
    x = 7,245,483,690.82/96,724.80
  6. Step 6: Final answer
    x = 74,908.23

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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.