Home / 75,519.34-113,123.48-44,279.26

Finding the Fourth Proportional to 75,519.34, 113,123.48 and 44,279.26

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Solution

The fourth proportional to 75,519.34, 113,123.48 and 44,279.26 is: 66,327.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,519.34 : 113,123.48 = 44,279.26 : x
  2. Step 2: Convert to fraction form
    75,519.34/113,123.48 = 44,279.26/x
  3. Step 3: Cross multiply
    75,519.34x = 113,123.48 × 44,279.26
  4. Step 4: Simplify right side
    75,519.34x = 5,009,023,983.02
  5. Step 5: Solve for x
    x = 5,009,023,983.02/75,519.34
  6. Step 6: Final answer
    x = 66,327.70

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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.