Home / 55,145.92-76,101.96-29,995.60

Finding the Fourth Proportional to 55,145.92, 76,101.96 and 29,995.60

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Solution

The fourth proportional to 55,145.92, 76,101.96 and 29,995.60 is: 41,394.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,145.92 : 76,101.96 = 29,995.60 : x
  2. Step 2: Convert to fraction form
    55,145.92/76,101.96 = 29,995.60/x
  3. Step 3: Cross multiply
    55,145.92x = 76,101.96 × 29,995.60
  4. Step 4: Simplify right side
    55,145.92x = 2,282,723,951.38
  5. Step 5: Solve for x
    x = 2,282,723,951.38/55,145.92
  6. Step 6: Final answer
    x = 41,394.25

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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.