Home / 240,527.56-331,963.24-138,533.41

Finding the Fourth Proportional to 240,527.56, 331,963.24 and 138,533.41

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Solution

The fourth proportional to 240,527.56, 331,963.24 and 138,533.41 is: 191,196.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,527.56 : 331,963.24 = 138,533.41 : x
  2. Step 2: Convert to fraction form
    240,527.56/331,963.24 = 138,533.41/x
  3. Step 3: Cross multiply
    240,527.56x = 331,963.24 × 138,533.41
  4. Step 4: Simplify right side
    240,527.56x = 45,987,999,631.85
  5. Step 5: Solve for x
    x = 45,987,999,631.85/240,527.56
  6. Step 6: Final answer
    x = 191,196.38

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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.