Home / 106,056.69-146,354.50-58,309.67

Finding the Fourth Proportional to 106,056.69, 146,354.50 and 58,309.67

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Solution

The fourth proportional to 106,056.69, 146,354.50 and 58,309.67 is: 80,465.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,056.69 : 146,354.50 = 58,309.67 : x
  2. Step 2: Convert to fraction form
    106,056.69/146,354.50 = 58,309.67/x
  3. Step 3: Cross multiply
    106,056.69x = 146,354.50 × 58,309.67
  4. Step 4: Simplify right side
    106,056.69x = 8,533,882,708.80
  5. Step 5: Solve for x
    x = 8,533,882,708.80/106,056.69
  6. Step 6: Final answer
    x = 80,465.29

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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.