Home / 45,213.84-67,862.16-23,043.12

Finding the Fourth Proportional to 45,213.84, 67,862.16 and 23,043.12

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Solution

The fourth proportional to 45,213.84, 67,862.16 and 23,043.12 is: 34,585.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,213.84 : 67,862.16 = 23,043.12 : x
  2. Step 2: Convert to fraction form
    45,213.84/67,862.16 = 23,043.12/x
  3. Step 3: Cross multiply
    45,213.84x = 67,862.16 × 23,043.12
  4. Step 4: Simplify right side
    45,213.84x = 1,563,755,896.34
  5. Step 5: Solve for x
    x = 1,563,755,896.34/45,213.84
  6. Step 6: Final answer
    x = 34,585.78

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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.