Home / 205,440.06-283,594.56-124,893.30

Finding the Fourth Proportional to 205,440.06, 283,594.56 and 124,893.30

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Solution

The fourth proportional to 205,440.06, 283,594.56 and 124,893.30 is: 172,405.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,440.06 : 283,594.56 = 124,893.30 : x
  2. Step 2: Convert to fraction form
    205,440.06/283,594.56 = 124,893.30/x
  3. Step 3: Cross multiply
    205,440.06x = 283,594.56 × 124,893.30
  4. Step 4: Simplify right side
    205,440.06x = 35,419,060,460.45
  5. Step 5: Solve for x
    x = 35,419,060,460.45/205,440.06
  6. Step 6: Final answer
    x = 172,405.81

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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.