Home / 56,799.74-78,378-32,934.44

Finding the Fourth Proportional to 56,799.74, 78,378 and 32,934.44

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Solution

The fourth proportional to 56,799.74, 78,378 and 32,934.44 is: 45,446.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,799.74 : 78,378 = 32,934.44 : x
  2. Step 2: Convert to fraction form
    56,799.74/78,378 = 32,934.44/x
  3. Step 3: Cross multiply
    56,799.74x = 78,378 × 32,934.44
  4. Step 4: Simplify right side
    56,799.74x = 2,581,335,538.32
  5. Step 5: Solve for x
    x = 2,581,335,538.32/56,799.74
  6. Step 6: Final answer
    x = 45,446.26

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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.