Home / 42,488.70-63,675.64-16,179.09

Finding the Fourth Proportional to 42,488.70, 63,675.64 and 16,179.09

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Solution

The fourth proportional to 42,488.70, 63,675.64 and 16,179.09 is: 24,246.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,488.70 : 63,675.64 = 16,179.09 : x
  2. Step 2: Convert to fraction form
    42,488.70/63,675.64 = 16,179.09/x
  3. Step 3: Cross multiply
    42,488.70x = 63,675.64 × 16,179.09
  4. Step 4: Simplify right side
    42,488.70x = 1,030,213,910.37
  5. Step 5: Solve for x
    x = 1,030,213,910.37/42,488.70
  6. Step 6: Final answer
    x = 24,246.77

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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.