Home / 56,167.94-77,514.90-30,676.68

Finding the Fourth Proportional to 56,167.94, 77,514.90 and 30,676.68

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Solution

The fourth proportional to 56,167.94, 77,514.90 and 30,676.68 is: 42,335.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,167.94 : 77,514.90 = 30,676.68 : x
  2. Step 2: Convert to fraction form
    56,167.94/77,514.90 = 30,676.68/x
  3. Step 3: Cross multiply
    56,167.94x = 77,514.90 × 30,676.68
  4. Step 4: Simplify right side
    56,167.94x = 2,377,899,782.53
  5. Step 5: Solve for x
    x = 2,377,899,782.53/56,167.94
  6. Step 6: Final answer
    x = 42,335.53

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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.