Home / 106,346.28-146,756.67-60,405.60

Finding the Fourth Proportional to 106,346.28, 146,756.67 and 60,405.60

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Solution

The fourth proportional to 106,346.28, 146,756.67 and 60,405.60 is: 83,359.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,346.28 : 146,756.67 = 60,405.60 : x
  2. Step 2: Convert to fraction form
    106,346.28/146,756.67 = 60,405.60/x
  3. Step 3: Cross multiply
    106,346.28x = 146,756.67 × 60,405.60
  4. Step 4: Simplify right side
    106,346.28x = 8,864,924,705.35
  5. Step 5: Solve for x
    x = 8,864,924,705.35/106,346.28
  6. Step 6: Final answer
    x = 83,359.05

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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.