Home / 87,249.12-130,775.52-37,304.16

Finding the Fourth Proportional to 87,249.12, 130,775.52 and 37,304.16

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Solution

The fourth proportional to 87,249.12, 130,775.52 and 37,304.16 is: 55,914.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,249.12 : 130,775.52 = 37,304.16 : x
  2. Step 2: Convert to fraction form
    87,249.12/130,775.52 = 37,304.16/x
  3. Step 3: Cross multiply
    87,249.12x = 130,775.52 × 37,304.16
  4. Step 4: Simplify right side
    87,249.12x = 4,878,470,922.16
  5. Step 5: Solve for x
    x = 4,878,470,922.16/87,249.12
  6. Step 6: Final answer
    x = 55,914.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.