Home / 58,031.04-87,057.45-18,577.56

Finding the Fourth Proportional to 58,031.04, 87,057.45 and 18,577.56

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Solution

The fourth proportional to 58,031.04, 87,057.45 and 18,577.56 is: 27,869.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,031.04 : 87,057.45 = 18,577.56 : x
  2. Step 2: Convert to fraction form
    58,031.04/87,057.45 = 18,577.56/x
  3. Step 3: Cross multiply
    58,031.04x = 87,057.45 × 18,577.56
  4. Step 4: Simplify right side
    58,031.04x = 1,617,315,000.82
  5. Step 5: Solve for x
    x = 1,617,315,000.82/58,031.04
  6. Step 6: Final answer
    x = 27,869.83

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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.