Home / 235,131.16-324,484.73-133,153.86

Finding the Fourth Proportional to 235,131.16, 324,484.73 and 133,153.86

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Solution

The fourth proportional to 235,131.16, 324,484.73 and 133,153.86 is: 183,754.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,131.16 : 324,484.73 = 133,153.86 : x
  2. Step 2: Convert to fraction form
    235,131.16/324,484.73 = 133,153.86/x
  3. Step 3: Cross multiply
    235,131.16x = 324,484.73 × 133,153.86
  4. Step 4: Simplify right side
    235,131.16x = 43,206,394,284.70
  5. Step 5: Solve for x
    x = 43,206,394,284.70/235,131.16
  6. Step 6: Final answer
    x = 183,754.44

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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.