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Finding the Fourth Proportional to 87,525.92, 130,977.84 and 64,094.24

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Solution

The fourth proportional to 87,525.92, 130,977.84 and 64,094.24 is: 95,913.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,525.92 : 130,977.84 = 64,094.24 : x
  2. Step 2: Convert to fraction form
    87,525.92/130,977.84 = 64,094.24/x
  3. Step 3: Cross multiply
    87,525.92x = 130,977.84 × 64,094.24
  4. Step 4: Simplify right side
    87,525.92x = 8,394,925,111.64
  5. Step 5: Solve for x
    x = 8,394,925,111.64/87,525.92
  6. Step 6: Final answer
    x = 95,913.59

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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.