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Finding the Fourth Proportional to 87,060.81, 130,468.04 and 37,090.59

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Solution

The fourth proportional to 87,060.81, 130,468.04 and 37,090.59 is: 55,583.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,060.81 : 130,468.04 = 37,090.59 : x
  2. Step 2: Convert to fraction form
    87,060.81/130,468.04 = 37,090.59/x
  3. Step 3: Cross multiply
    87,060.81x = 130,468.04 × 37,090.59
  4. Step 4: Simplify right side
    87,060.81x = 4,839,136,394.29
  5. Step 5: Solve for x
    x = 4,839,136,394.29/87,060.81
  6. Step 6: Final answer
    x = 55,583.41

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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.