Home / 96,515.30-133,194.77-54,072.38

Finding the Fourth Proportional to 96,515.30, 133,194.77 and 54,072.38

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Solution

The fourth proportional to 96,515.30, 133,194.77 and 54,072.38 is: 74,621.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,515.30 : 133,194.77 = 54,072.38 : x
  2. Step 2: Convert to fraction form
    96,515.30/133,194.77 = 54,072.38/x
  3. Step 3: Cross multiply
    96,515.30x = 133,194.77 × 54,072.38
  4. Step 4: Simplify right side
    96,515.30x = 7,202,157,281.12
  5. Step 5: Solve for x
    x = 7,202,157,281.12/96,515.30
  6. Step 6: Final answer
    x = 74,621.93

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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.