Home / 49,346.08-68,104.08-28,120.48

Finding the Fourth Proportional to 49,346.08, 68,104.08 and 28,120.48

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Solution

The fourth proportional to 49,346.08, 68,104.08 and 28,120.48 is: 38,809.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,346.08 : 68,104.08 = 28,120.48 : x
  2. Step 2: Convert to fraction form
    49,346.08/68,104.08 = 28,120.48/x
  3. Step 3: Cross multiply
    49,346.08x = 68,104.08 × 28,120.48
  4. Step 4: Simplify right side
    49,346.08x = 1,915,119,419.56
  5. Step 5: Solve for x
    x = 1,915,119,419.56/49,346.08
  6. Step 6: Final answer
    x = 38,809.96

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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.