Home / 47,410.16-71,122.68-28,703.84

Finding the Fourth Proportional to 47,410.16, 71,122.68 and 28,703.84

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Solution

The fourth proportional to 47,410.16, 71,122.68 and 28,703.84 is: 43,060.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,410.16 : 71,122.68 = 28,703.84 : x
  2. Step 2: Convert to fraction form
    47,410.16/71,122.68 = 28,703.84/x
  3. Step 3: Cross multiply
    47,410.16x = 71,122.68 × 28,703.84
  4. Step 4: Simplify right side
    47,410.16x = 2,041,494,027.09
  5. Step 5: Solve for x
    x = 2,041,494,027.09/47,410.16
  6. Step 6: Final answer
    x = 43,060.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.