Home / 98,514.24-135,954.90-56,086.44

Finding the Fourth Proportional to 98,514.24, 135,954.90 and 56,086.44

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Solution

The fourth proportional to 98,514.24, 135,954.90 and 56,086.44 is: 77,402.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,514.24 : 135,954.90 = 56,086.44 : x
  2. Step 2: Convert to fraction form
    98,514.24/135,954.90 = 56,086.44/x
  3. Step 3: Cross multiply
    98,514.24x = 135,954.90 × 56,086.44
  4. Step 4: Simplify right side
    98,514.24x = 7,625,226,341.56
  5. Step 5: Solve for x
    x = 7,625,226,341.56/98,514.24
  6. Step 6: Final answer
    x = 77,402.28

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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.