Home / 42,164.40-63,250.20-14,462.40

Finding the Fourth Proportional to 42,164.40, 63,250.20 and 14,462.40

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Solution

The fourth proportional to 42,164.40, 63,250.20 and 14,462.40 is: 21,694.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,164.40 : 63,250.20 = 14,462.40 : x
  2. Step 2: Convert to fraction form
    42,164.40/63,250.20 = 14,462.40/x
  3. Step 3: Cross multiply
    42,164.40x = 63,250.20 × 14,462.40
  4. Step 4: Simplify right side
    42,164.40x = 914,749,692.48
  5. Step 5: Solve for x
    x = 914,749,692.48/42,164.40
  6. Step 6: Final answer
    x = 21,694.83

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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.