Home / 96,840.84-133,632.24-53,821.56

Finding the Fourth Proportional to 96,840.84, 133,632.24 and 53,821.56

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Solution

The fourth proportional to 96,840.84, 133,632.24 and 53,821.56 is: 74,269.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,840.84 : 133,632.24 = 53,821.56 : x
  2. Step 2: Convert to fraction form
    96,840.84/133,632.24 = 53,821.56/x
  3. Step 3: Cross multiply
    96,840.84x = 133,632.24 × 53,821.56
  4. Step 4: Simplify right side
    96,840.84x = 7,192,295,623.09
  5. Step 5: Solve for x
    x = 7,192,295,623.09/96,840.84
  6. Step 6: Final answer
    x = 74,269.24

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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.