Home / 49,621.38-68,277.42-48,440.40

Finding the Fourth Proportional to 49,621.38, 68,277.42 and 48,440.40

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Solution

The fourth proportional to 49,621.38, 68,277.42 and 48,440.40 is: 66,652.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,621.38 : 68,277.42 = 48,440.40 : x
  2. Step 2: Convert to fraction form
    49,621.38/68,277.42 = 48,440.40/x
  3. Step 3: Cross multiply
    49,621.38x = 68,277.42 × 48,440.40
  4. Step 4: Simplify right side
    49,621.38x = 3,307,385,535.77
  5. Step 5: Solve for x
    x = 3,307,385,535.77/49,621.38
  6. Step 6: Final answer
    x = 66,652.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.