Home / 200,600.15-276,856.58-124,143.89

Finding the Fourth Proportional to 200,600.15, 276,856.58 and 124,143.89

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Solution

The fourth proportional to 200,600.15, 276,856.58 and 124,143.89 is: 171,336.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,600.15 : 276,856.58 = 124,143.89 : x
  2. Step 2: Convert to fraction form
    200,600.15/276,856.58 = 124,143.89/x
  3. Step 3: Cross multiply
    200,600.15x = 276,856.58 × 124,143.89
  4. Step 4: Simplify right side
    200,600.15x = 34,370,051,739.37
  5. Step 5: Solve for x
    x = 34,370,051,739.37/200,600.15
  6. Step 6: Final answer
    x = 171,336.13

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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.