Home / 96,811.64-133,601.78-53,795.11

Finding the Fourth Proportional to 96,811.64, 133,601.78 and 53,795.11

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Solution

The fourth proportional to 96,811.64, 133,601.78 and 53,795.11 is: 74,238.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,811.64 : 133,601.78 = 53,795.11 : x
  2. Step 2: Convert to fraction form
    96,811.64/133,601.78 = 53,795.11/x
  3. Step 3: Cross multiply
    96,811.64x = 133,601.78 × 53,795.11
  4. Step 4: Simplify right side
    96,811.64x = 7,187,122,251.78
  5. Step 5: Solve for x
    x = 7,187,122,251.78/96,811.64
  6. Step 6: Final answer
    x = 74,238.20

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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.