Home / 96,530.82-133,133.55-67,945.11

Finding the Fourth Proportional to 96,530.82, 133,133.55 and 67,945.11

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Solution

The fourth proportional to 96,530.82, 133,133.55 and 67,945.11 is: 93,708.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,530.82 : 133,133.55 = 67,945.11 : x
  2. Step 2: Convert to fraction form
    96,530.82/133,133.55 = 67,945.11/x
  3. Step 3: Cross multiply
    96,530.82x = 133,133.55 × 67,945.11
  4. Step 4: Simplify right side
    96,530.82x = 9,045,773,699.44
  5. Step 5: Solve for x
    x = 9,045,773,699.44/96,530.82
  6. Step 6: Final answer
    x = 93,708.66

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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.