Home / 96,396.18-133,001.51-55,550.31

Finding the Fourth Proportional to 96,396.18, 133,001.51 and 55,550.31

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Solution

The fourth proportional to 96,396.18, 133,001.51 and 55,550.31 is: 76,644.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,396.18 : 133,001.51 = 55,550.31 : x
  2. Step 2: Convert to fraction form
    96,396.18/133,001.51 = 55,550.31/x
  3. Step 3: Cross multiply
    96,396.18x = 133,001.51 × 55,550.31
  4. Step 4: Simplify right side
    96,396.18x = 7,388,274,833.22
  5. Step 5: Solve for x
    x = 7,388,274,833.22/96,396.18
  6. Step 6: Final answer
    x = 76,644.89

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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.