Home / 58,531.17-87,799.21-18,549.28

Finding the Fourth Proportional to 58,531.17, 87,799.21 and 18,549.28

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Solution

The fourth proportional to 58,531.17, 87,799.21 and 18,549.28 is: 27,824.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,531.17 : 87,799.21 = 18,549.28 : x
  2. Step 2: Convert to fraction form
    58,531.17/87,799.21 = 18,549.28/x
  3. Step 3: Cross multiply
    58,531.17x = 87,799.21 × 18,549.28
  4. Step 4: Simplify right side
    58,531.17x = 1,628,611,817.39
  5. Step 5: Solve for x
    x = 1,628,611,817.39/58,531.17
  6. Step 6: Final answer
    x = 27,824.69

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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.