Home / 96,612.24-133,322.04-54,172.56

Finding the Fourth Proportional to 96,612.24, 133,322.04 and 54,172.56

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Solution

The fourth proportional to 96,612.24, 133,322.04 and 54,172.56 is: 74,756.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,612.24 : 133,322.04 = 54,172.56 : x
  2. Step 2: Convert to fraction form
    96,612.24/133,322.04 = 54,172.56/x
  3. Step 3: Cross multiply
    96,612.24x = 133,322.04 × 54,172.56
  4. Step 4: Simplify right side
    96,612.24x = 7,222,396,211.22
  5. Step 5: Solve for x
    x = 7,222,396,211.22/96,612.24
  6. Step 6: Final answer
    x = 74,756.53

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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.