Home / 61,899.54-92,838.33-28,157.70

Finding the Fourth Proportional to 61,899.54, 92,838.33 and 28,157.70

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Solution

The fourth proportional to 61,899.54, 92,838.33 and 28,157.70 is: 42,231.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,899.54 : 92,838.33 = 28,157.70 : x
  2. Step 2: Convert to fraction form
    61,899.54/92,838.33 = 28,157.70/x
  3. Step 3: Cross multiply
    61,899.54x = 92,838.33 × 28,157.70
  4. Step 4: Simplify right side
    61,899.54x = 2,614,113,844.64
  5. Step 5: Solve for x
    x = 2,614,113,844.64/61,899.54
  6. Step 6: Final answer
    x = 42,231.56

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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.