Home / 87,060.31-130,467.29-37,090.09

Finding the Fourth Proportional to 87,060.31, 130,467.29 and 37,090.09

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Solution

The fourth proportional to 87,060.31, 130,467.29 and 37,090.09 is: 55,582.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,060.31 : 130,467.29 = 37,090.09 : x
  2. Step 2: Convert to fraction form
    87,060.31/130,467.29 = 37,090.09/x
  3. Step 3: Cross multiply
    87,060.31x = 130,467.29 × 37,090.09
  4. Step 4: Simplify right side
    87,060.31x = 4,839,043,528.16
  5. Step 5: Solve for x
    x = 4,839,043,528.16/87,060.31
  6. Step 6: Final answer
    x = 55,582.66

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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.