Home / 260,956.49-360,113.82-153,533.45

Finding the Fourth Proportional to 260,956.49, 360,113.82 and 153,533.45

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Solution

The fourth proportional to 260,956.49, 360,113.82 and 153,533.45 is: 211,872.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,956.49 : 360,113.82 = 153,533.45 : x
  2. Step 2: Convert to fraction form
    260,956.49/360,113.82 = 153,533.45/x
  3. Step 3: Cross multiply
    260,956.49x = 360,113.82 × 153,533.45
  4. Step 4: Simplify right side
    260,956.49x = 55,289,517,177.28
  5. Step 5: Solve for x
    x = 55,289,517,177.28/260,956.49
  6. Step 6: Final answer
    x = 211,872.55

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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.