Home / 96,923.72-133,716.84-71,490.58

Finding the Fourth Proportional to 96,923.72, 133,716.84 and 71,490.58

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Solution

The fourth proportional to 96,923.72, 133,716.84 and 71,490.58 is: 98,629.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,923.72 : 133,716.84 = 71,490.58 : x
  2. Step 2: Convert to fraction form
    96,923.72/133,716.84 = 71,490.58/x
  3. Step 3: Cross multiply
    96,923.72x = 133,716.84 × 71,490.58
  4. Step 4: Simplify right side
    96,923.72x = 9,559,494,447.37
  5. Step 5: Solve for x
    x = 9,559,494,447.37/96,923.72
  6. Step 6: Final answer
    x = 98,629.05

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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.