Home / 96,454.05-133,106.46-54,012.90

Finding the Fourth Proportional to 96,454.05, 133,106.46 and 54,012.90

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Solution

The fourth proportional to 96,454.05, 133,106.46 and 54,012.90 is: 74,537.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,454.05 : 133,106.46 = 54,012.90 : x
  2. Step 2: Convert to fraction form
    96,454.05/133,106.46 = 54,012.90/x
  3. Step 3: Cross multiply
    96,454.05x = 133,106.46 × 54,012.90
  4. Step 4: Simplify right side
    96,454.05x = 7,189,465,913.33
  5. Step 5: Solve for x
    x = 7,189,465,913.33/96,454.05
  6. Step 6: Final answer
    x = 74,537.73

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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.