Home / 204,659.76-282,355.44-124,029.12

Finding the Fourth Proportional to 204,659.76, 282,355.44 and 124,029.12

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Solution

The fourth proportional to 204,659.76, 282,355.44 and 124,029.12 is: 171,114.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,659.76 : 282,355.44 = 124,029.12 : x
  2. Step 2: Convert to fraction form
    204,659.76/282,355.44 = 124,029.12/x
  3. Step 3: Cross multiply
    204,659.76x = 282,355.44 × 124,029.12
  4. Step 4: Simplify right side
    204,659.76x = 35,020,296,750.41
  5. Step 5: Solve for x
    x = 35,020,296,750.41/204,659.76
  6. Step 6: Final answer
    x = 171,114.72

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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.