Home / 96,725.39-133,489.01-53,707.56

Finding the Fourth Proportional to 96,725.39, 133,489.01 and 53,707.56

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Solution

The fourth proportional to 96,725.39, 133,489.01 and 53,707.56 is: 74,120.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,725.39 : 133,489.01 = 53,707.56 : x
  2. Step 2: Convert to fraction form
    96,725.39/133,489.01 = 53,707.56/x
  3. Step 3: Cross multiply
    96,725.39x = 133,489.01 × 53,707.56
  4. Step 4: Simplify right side
    96,725.39x = 7,169,368,647.60
  5. Step 5: Solve for x
    x = 7,169,368,647.60/96,725.39
  6. Step 6: Final answer
    x = 74,120.85

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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.