Home / 106,962.14-160,261.76-65,321.66

Finding the Fourth Proportional to 106,962.14, 160,261.76 and 65,321.66

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Solution

The fourth proportional to 106,962.14, 160,261.76 and 65,321.66 is: 97,871.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,962.14 : 160,261.76 = 65,321.66 : x
  2. Step 2: Convert to fraction form
    106,962.14/160,261.76 = 65,321.66/x
  3. Step 3: Cross multiply
    106,962.14x = 160,261.76 × 65,321.66
  4. Step 4: Simplify right side
    106,962.14x = 10,468,564,197.72
  5. Step 5: Solve for x
    x = 10,468,564,197.72/106,962.14
  6. Step 6: Final answer
    x = 97,871.68

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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.