Home / 42,223.60-63,310.26-14,136.84

Finding the Fourth Proportional to 42,223.60, 63,310.26 and 14,136.84

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Solution

The fourth proportional to 42,223.60, 63,310.26 and 14,136.84 is: 21,196.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,223.60 : 63,310.26 = 14,136.84 : x
  2. Step 2: Convert to fraction form
    42,223.60/63,310.26 = 14,136.84/x
  3. Step 3: Cross multiply
    42,223.60x = 63,310.26 × 14,136.84
  4. Step 4: Simplify right side
    42,223.60x = 895,007,015.98
  5. Step 5: Solve for x
    x = 895,007,015.98/42,223.60
  6. Step 6: Final answer
    x = 21,196.84

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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.