Home / 42,672.25-63,960.67-15,992.57

Finding the Fourth Proportional to 42,672.25, 63,960.67 and 15,992.57

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Solution

The fourth proportional to 42,672.25, 63,960.67 and 15,992.57 is: 23,970.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,672.25 : 63,960.67 = 15,992.57 : x
  2. Step 2: Convert to fraction form
    42,672.25/63,960.67 = 15,992.57/x
  3. Step 3: Cross multiply
    42,672.25x = 63,960.67 × 15,992.57
  4. Step 4: Simplify right side
    42,672.25x = 1,022,895,672.11
  5. Step 5: Solve for x
    x = 1,022,895,672.11/42,672.25
  6. Step 6: Final answer
    x = 23,970.98

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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.