Home / 47,200.96-65,108.56-29,054.64

Finding the Fourth Proportional to 47,200.96, 65,108.56 and 29,054.64

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Solution

The fourth proportional to 47,200.96, 65,108.56 and 29,054.64 is: 40,077.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,200.96 : 65,108.56 = 29,054.64 : x
  2. Step 2: Convert to fraction form
    47,200.96/65,108.56 = 29,054.64/x
  3. Step 3: Cross multiply
    47,200.96x = 65,108.56 × 29,054.64
  4. Step 4: Simplify right side
    47,200.96x = 1,891,705,771.72
  5. Step 5: Solve for x
    x = 1,891,705,771.72/47,200.96
  6. Step 6: Final answer
    x = 40,077.70

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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.