Home / 56,145.34-84,189.86-18,692.22

Finding the Fourth Proportional to 56,145.34, 84,189.86 and 18,692.22

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Solution

The fourth proportional to 56,145.34, 84,189.86 and 18,692.22 is: 28,028.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,145.34 : 84,189.86 = 18,692.22 : x
  2. Step 2: Convert to fraction form
    56,145.34/84,189.86 = 18,692.22/x
  3. Step 3: Cross multiply
    56,145.34x = 84,189.86 × 18,692.22
  4. Step 4: Simplify right side
    56,145.34x = 1,573,695,384.89
  5. Step 5: Solve for x
    x = 1,573,695,384.89/56,145.34
  6. Step 6: Final answer
    x = 28,028.96

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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.