Home / 43,007.60-64,536-16,708.92

Finding the Fourth Proportional to 43,007.60, 64,536 and 16,708.92

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Solution

The fourth proportional to 43,007.60, 64,536 and 16,708.92 is: 25,072.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,007.60 : 64,536 = 16,708.92 : x
  2. Step 2: Convert to fraction form
    43,007.60/64,536 = 16,708.92/x
  3. Step 3: Cross multiply
    43,007.60x = 64,536 × 16,708.92
  4. Step 4: Simplify right side
    43,007.60x = 1,078,326,861.12
  5. Step 5: Solve for x
    x = 1,078,326,861.12/43,007.60
  6. Step 6: Final answer
    x = 25,072.94

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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.