Home / 49,003.60-67,626.48-27,783.76

Finding the Fourth Proportional to 49,003.60, 67,626.48 and 27,783.76

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Solution

The fourth proportional to 49,003.60, 67,626.48 and 27,783.76 is: 38,342.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,003.60 : 67,626.48 = 27,783.76 : x
  2. Step 2: Convert to fraction form
    49,003.60/67,626.48 = 27,783.76/x
  3. Step 3: Cross multiply
    49,003.60x = 67,626.48 × 27,783.76
  4. Step 4: Simplify right side
    49,003.60x = 1,878,917,889.96
  5. Step 5: Solve for x
    x = 1,878,917,889.96/49,003.60
  6. Step 6: Final answer
    x = 38,342.45

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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.