Home / 61,884.28-85,400.40-33,589.96

Finding the Fourth Proportional to 61,884.28, 85,400.40 and 33,589.96

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Solution

The fourth proportional to 61,884.28, 85,400.40 and 33,589.96 is: 46,354.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,884.28 : 85,400.40 = 33,589.96 : x
  2. Step 2: Convert to fraction form
    61,884.28/85,400.40 = 33,589.96/x
  3. Step 3: Cross multiply
    61,884.28x = 85,400.40 × 33,589.96
  4. Step 4: Simplify right side
    61,884.28x = 2,868,596,019.98
  5. Step 5: Solve for x
    x = 2,868,596,019.98/61,884.28
  6. Step 6: Final answer
    x = 46,354.20

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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.