Home / 106,115.13-146,459.67-60,823.47

Finding the Fourth Proportional to 106,115.13, 146,459.67 and 60,823.47

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Solution

The fourth proportional to 106,115.13, 146,459.67 and 60,823.47 is: 83,948.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,115.13 : 146,459.67 = 60,823.47 : x
  2. Step 2: Convert to fraction form
    106,115.13/146,459.67 = 60,823.47/x
  3. Step 3: Cross multiply
    106,115.13x = 146,459.67 × 60,823.47
  4. Step 4: Simplify right side
    106,115.13x = 8,908,185,344.45
  5. Step 5: Solve for x
    x = 8,908,185,344.45/106,115.13
  6. Step 6: Final answer
    x = 83,948.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.