Home / 170,252.20-255,281.10-51,905.80

Finding the Fourth Proportional to 170,252.20, 255,281.10 and 51,905.80

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Solution

The fourth proportional to 170,252.20, 255,281.10 and 51,905.80 is: 77,829.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,252.20 : 255,281.10 = 51,905.80 : x
  2. Step 2: Convert to fraction form
    170,252.20/255,281.10 = 51,905.80/x
  3. Step 3: Cross multiply
    170,252.20x = 255,281.10 × 51,905.80
  4. Step 4: Simplify right side
    170,252.20x = 13,250,569,720.38
  5. Step 5: Solve for x
    x = 13,250,569,720.38/170,252.20
  6. Step 6: Final answer
    x = 77,829.07

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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.