Home / 42,173.97-63,240.09-14,084.38

Finding the Fourth Proportional to 42,173.97, 63,240.09 and 14,084.38

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Solution

The fourth proportional to 42,173.97, 63,240.09 and 14,084.38 is: 21,119.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,173.97 : 63,240.09 = 14,084.38 : x
  2. Step 2: Convert to fraction form
    42,173.97/63,240.09 = 14,084.38/x
  3. Step 3: Cross multiply
    42,173.97x = 63,240.09 × 14,084.38
  4. Step 4: Simplify right side
    42,173.97x = 890,697,564.25
  5. Step 5: Solve for x
    x = 890,697,564.25/42,173.97
  6. Step 6: Final answer
    x = 21,119.61

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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.