Home / 43,294.14-64,940.50-13,711.92

Finding the Fourth Proportional to 43,294.14, 64,940.50 and 13,711.92

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Solution

The fourth proportional to 43,294.14, 64,940.50 and 13,711.92 is: 20,567.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,294.14 : 64,940.50 = 13,711.92 : x
  2. Step 2: Convert to fraction form
    43,294.14/64,940.50 = 13,711.92/x
  3. Step 3: Cross multiply
    43,294.14x = 64,940.50 × 13,711.92
  4. Step 4: Simplify right side
    43,294.14x = 890,458,940.76
  5. Step 5: Solve for x
    x = 890,458,940.76/43,294.14
  6. Step 6: Final answer
    x = 20,567.66

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1.5x scale

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.