Home / 51,281.40-76,943.70-27,924.60

Finding the Fourth Proportional to 51,281.40, 76,943.70 and 27,924.60

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Solution

The fourth proportional to 51,281.40, 76,943.70 and 27,924.60 is: 41,898.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,281.40 : 76,943.70 = 27,924.60 : x
  2. Step 2: Convert to fraction form
    51,281.40/76,943.70 = 27,924.60/x
  3. Step 3: Cross multiply
    51,281.40x = 76,943.70 × 27,924.60
  4. Step 4: Simplify right side
    51,281.40x = 2,148,622,045.02
  5. Step 5: Solve for x
    x = 2,148,622,045.02/51,281.40
  6. Step 6: Final answer
    x = 41,898.66

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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.