Home / 45,156.38-67,692.65-16,677.59

Finding the Fourth Proportional to 45,156.38, 67,692.65 and 16,677.59

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Solution

The fourth proportional to 45,156.38, 67,692.65 and 16,677.59 is: 25,000.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,156.38 : 67,692.65 = 16,677.59 : x
  2. Step 2: Convert to fraction form
    45,156.38/67,692.65 = 16,677.59/x
  3. Step 3: Cross multiply
    45,156.38x = 67,692.65 × 16,677.59
  4. Step 4: Simplify right side
    45,156.38x = 1,128,949,840.86
  5. Step 5: Solve for x
    x = 1,128,949,840.86/45,156.38
  6. Step 6: Final answer
    x = 25,000.90

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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.