Home / 205,725.75-283,875.53-119,712.59

Finding the Fourth Proportional to 205,725.75, 283,875.53 and 119,712.59

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Solution

The fourth proportional to 205,725.75, 283,875.53 and 119,712.59 is: 165,188.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,725.75 : 283,875.53 = 119,712.59 : x
  2. Step 2: Convert to fraction form
    205,725.75/283,875.53 = 119,712.59/x
  3. Step 3: Cross multiply
    205,725.75x = 283,875.53 × 119,712.59
  4. Step 4: Simplify right side
    205,725.75x = 33,983,472,915.98
  5. Step 5: Solve for x
    x = 33,983,472,915.98/205,725.75
  6. Step 6: Final answer
    x = 165,188.23

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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.