Home / 106,822.80-160,234.20-57,670.80

Finding the Fourth Proportional to 106,822.80, 160,234.20 and 57,670.80

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Solution

The fourth proportional to 106,822.80, 160,234.20 and 57,670.80 is: 86,506.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,822.80 : 160,234.20 = 57,670.80 : x
  2. Step 2: Convert to fraction form
    106,822.80/160,234.20 = 57,670.80/x
  3. Step 3: Cross multiply
    106,822.80x = 160,234.20 × 57,670.80
  4. Step 4: Simplify right side
    106,822.80x = 9,240,834,501.36
  5. Step 5: Solve for x
    x = 9,240,834,501.36/106,822.80
  6. Step 6: Final answer
    x = 86,506.20

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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.