Home / 96,552.31-133,250.39-54,119.05

Finding the Fourth Proportional to 96,552.31, 133,250.39 and 54,119.05

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Solution

The fourth proportional to 96,552.31, 133,250.39 and 54,119.05 is: 74,688.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,552.31 : 133,250.39 = 54,119.05 : x
  2. Step 2: Convert to fraction form
    96,552.31/133,250.39 = 54,119.05/x
  3. Step 3: Cross multiply
    96,552.31x = 133,250.39 × 54,119.05
  4. Step 4: Simplify right side
    96,552.31x = 7,211,384,518.93
  5. Step 5: Solve for x
    x = 7,211,384,518.93/96,552.31
  6. Step 6: Final answer
    x = 74,688.89

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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.