Home / 75,434.40-113,084.64-37,945.44

Finding the Fourth Proportional to 75,434.40, 113,084.64 and 37,945.44

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Solution

The fourth proportional to 75,434.40, 113,084.64 and 37,945.44 is: 56,884.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,434.40 : 113,084.64 = 37,945.44 : x
  2. Step 2: Convert to fraction form
    75,434.40/113,084.64 = 37,945.44/x
  3. Step 3: Cross multiply
    75,434.40x = 113,084.64 × 37,945.44
  4. Step 4: Simplify right side
    75,434.40x = 4,291,046,422.04
  5. Step 5: Solve for x
    x = 4,291,046,422.04/75,434.40
  6. Step 6: Final answer
    x = 56,884.48

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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.