Home / 49,457.52-68,258.34-28,238.04

Finding the Fourth Proportional to 49,457.52, 68,258.34 and 28,238.04

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Solution

The fourth proportional to 49,457.52, 68,258.34 and 28,238.04 is: 38,972.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,457.52 : 68,258.34 = 28,238.04 : x
  2. Step 2: Convert to fraction form
    49,457.52/68,258.34 = 28,238.04/x
  3. Step 3: Cross multiply
    49,457.52x = 68,258.34 × 28,238.04
  4. Step 4: Simplify right side
    49,457.52x = 1,927,481,735.25
  5. Step 5: Solve for x
    x = 1,927,481,735.25/49,457.52
  6. Step 6: Final answer
    x = 38,972.47

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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.