Home / 54,588.92-75,337.14-30,714.20

Finding the Fourth Proportional to 54,588.92, 75,337.14 and 30,714.20

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Solution

The fourth proportional to 54,588.92, 75,337.14 and 30,714.20 is: 42,388.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,588.92 : 75,337.14 = 30,714.20 : x
  2. Step 2: Convert to fraction form
    54,588.92/75,337.14 = 30,714.20/x
  3. Step 3: Cross multiply
    54,588.92x = 75,337.14 × 30,714.20
  4. Step 4: Simplify right side
    54,588.92x = 2,313,919,985.39
  5. Step 5: Solve for x
    x = 2,313,919,985.39/54,588.92
  6. Step 6: Final answer
    x = 42,388.09

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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.