Home / 61,934.12-85,454.43-36,441.60

Finding the Fourth Proportional to 61,934.12, 85,454.43 and 36,441.60

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Solution

The fourth proportional to 61,934.12, 85,454.43 and 36,441.60 is: 50,280.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,934.12 : 85,454.43 = 36,441.60 : x
  2. Step 2: Convert to fraction form
    61,934.12/85,454.43 = 36,441.60/x
  3. Step 3: Cross multiply
    61,934.12x = 85,454.43 × 36,441.60
  4. Step 4: Simplify right side
    61,934.12x = 3,114,096,156.29
  5. Step 5: Solve for x
    x = 3,114,096,156.29/61,934.12
  6. Step 6: Final answer
    x = 50,280.79

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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.