Home / 49,682.50-74,512.55-14,143.03

Finding the Fourth Proportional to 49,682.50, 74,512.55 and 14,143.03

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Solution

The fourth proportional to 49,682.50, 74,512.55 and 14,143.03 is: 21,211.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,682.50 : 74,512.55 = 14,143.03 : x
  2. Step 2: Convert to fraction form
    49,682.50/74,512.55 = 14,143.03/x
  3. Step 3: Cross multiply
    49,682.50x = 74,512.55 × 14,143.03
  4. Step 4: Simplify right side
    49,682.50x = 1,053,833,079.10
  5. Step 5: Solve for x
    x = 1,053,833,079.10/49,682.50
  6. Step 6: Final answer
    x = 21,211.35

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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.