Home / 205,865.24-283,868.43-134,112.20

Finding the Fourth Proportional to 205,865.24, 283,868.43 and 134,112.20

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Solution

The fourth proportional to 205,865.24, 283,868.43 and 134,112.20 is: 184,927.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,865.24 : 283,868.43 = 134,112.20 : x
  2. Step 2: Convert to fraction form
    205,865.24/283,868.43 = 134,112.20/x
  3. Step 3: Cross multiply
    205,865.24x = 283,868.43 × 134,112.20
  4. Step 4: Simplify right side
    205,865.24x = 38,070,219,657.85
  5. Step 5: Solve for x
    x = 38,070,219,657.85/205,865.24
  6. Step 6: Final answer
    x = 184,927.87

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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.