Home / 55,793.90-76,995.36-30,300.10

Finding the Fourth Proportional to 55,793.90, 76,995.36 and 30,300.10

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Solution

The fourth proportional to 55,793.90, 76,995.36 and 30,300.10 is: 41,814.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,793.90 : 76,995.36 = 30,300.10 : x
  2. Step 2: Convert to fraction form
    55,793.90/76,995.36 = 30,300.10/x
  3. Step 3: Cross multiply
    55,793.90x = 76,995.36 × 30,300.10
  4. Step 4: Simplify right side
    55,793.90x = 2,332,967,107.54
  5. Step 5: Solve for x
    x = 2,332,967,107.54/55,793.90
  6. Step 6: Final answer
    x = 41,814.02

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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.