Home / 42,662.55-63,995.45-16,369.95

Finding the Fourth Proportional to 42,662.55, 63,995.45 and 16,369.95

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Solution

The fourth proportional to 42,662.55, 63,995.45 and 16,369.95 is: 24,555.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,662.55 : 63,995.45 = 16,369.95 : x
  2. Step 2: Convert to fraction form
    42,662.55/63,995.45 = 16,369.95/x
  3. Step 3: Cross multiply
    42,662.55x = 63,995.45 × 16,369.95
  4. Step 4: Simplify right side
    42,662.55x = 1,047,602,234.88
  5. Step 5: Solve for x
    x = 1,047,602,234.88/42,662.55
  6. Step 6: Final answer
    x = 24,555.55

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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.