Home / 42,692.11-64,041.25-16,396.86

Finding the Fourth Proportional to 42,692.11, 64,041.25 and 16,396.86

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Solution

The fourth proportional to 42,692.11, 64,041.25 and 16,396.86 is: 24,596.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,692.11 : 64,041.25 = 16,396.86 : x
  2. Step 2: Convert to fraction form
    42,692.11/64,041.25 = 16,396.86/x
  3. Step 3: Cross multiply
    42,692.11x = 64,041.25 × 16,396.86
  4. Step 4: Simplify right side
    42,692.11x = 1,050,075,410.48
  5. Step 5: Solve for x
    x = 1,050,075,410.48/42,692.11
  6. Step 6: Final answer
    x = 24,596.47

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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.