Home / 95,206.16-131,369.64-54,921.44

Finding the Fourth Proportional to 95,206.16, 131,369.64 and 54,921.44

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Solution

The fourth proportional to 95,206.16, 131,369.64 and 54,921.44 is: 75,783.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,206.16 : 131,369.64 = 54,921.44 : x
  2. Step 2: Convert to fraction form
    95,206.16/131,369.64 = 54,921.44/x
  3. Step 3: Cross multiply
    95,206.16x = 131,369.64 × 54,921.44
  4. Step 4: Simplify right side
    95,206.16x = 7,215,009,801.08
  5. Step 5: Solve for x
    x = 7,215,009,801.08/95,206.16
  6. Step 6: Final answer
    x = 75,783.01

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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.