Home / 106,423.52-146,861.64-58,675.64

Finding the Fourth Proportional to 106,423.52, 146,861.64 and 58,675.64

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Solution

The fourth proportional to 106,423.52, 146,861.64 and 58,675.64 is: 80,970.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,423.52 : 146,861.64 = 58,675.64 : x
  2. Step 2: Convert to fraction form
    106,423.52/146,861.64 = 58,675.64/x
  3. Step 3: Cross multiply
    106,423.52x = 146,861.64 × 58,675.64
  4. Step 4: Simplify right side
    106,423.52x = 8,617,199,984.14
  5. Step 5: Solve for x
    x = 8,617,199,984.14/106,423.52
  6. Step 6: Final answer
    x = 80,970.83

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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.