Home / 96,440.09-133,086.42-53,999.33

Finding the Fourth Proportional to 96,440.09, 133,086.42 and 53,999.33

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Solution

The fourth proportional to 96,440.09, 133,086.42 and 53,999.33 is: 74,518.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,440.09 : 133,086.42 = 53,999.33 : x
  2. Step 2: Convert to fraction form
    96,440.09/133,086.42 = 53,999.33/x
  3. Step 3: Cross multiply
    96,440.09x = 133,086.42 × 53,999.33
  4. Step 4: Simplify right side
    96,440.09x = 7,186,576,846.67
  5. Step 5: Solve for x
    x = 7,186,576,846.67/96,440.09
  6. Step 6: Final answer
    x = 74,518.57

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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.