Home / 49,938.75-68,917.52-28,718.01

Finding the Fourth Proportional to 49,938.75, 68,917.52 and 28,718.01

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Solution

The fourth proportional to 49,938.75, 68,917.52 and 28,718.01 is: 39,632.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,938.75 : 68,917.52 = 28,718.01 : x
  2. Step 2: Convert to fraction form
    49,938.75/68,917.52 = 28,718.01/x
  3. Step 3: Cross multiply
    49,938.75x = 68,917.52 × 28,718.01
  4. Step 4: Simplify right side
    49,938.75x = 1,979,173,884.95
  5. Step 5: Solve for x
    x = 1,979,173,884.95/49,938.75
  6. Step 6: Final answer
    x = 39,632.03

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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.