Home / 61,588.20-92,252.70-51,220.20

Finding the Fourth Proportional to 61,588.20, 92,252.70 and 51,220.20

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Solution

The fourth proportional to 61,588.20, 92,252.70 and 51,220.20 is: 76,722.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,588.20 : 92,252.70 = 51,220.20 : x
  2. Step 2: Convert to fraction form
    61,588.20/92,252.70 = 51,220.20/x
  3. Step 3: Cross multiply
    61,588.20x = 92,252.70 × 51,220.20
  4. Step 4: Simplify right side
    61,588.20x = 4,725,201,744.54
  5. Step 5: Solve for x
    x = 4,725,201,744.54/61,588.20
  6. Step 6: Final answer
    x = 76,722.52

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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.