Home / 57,508.86-86,271.30-18,069.06

Finding the Fourth Proportional to 57,508.86, 86,271.30 and 18,069.06

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Solution

The fourth proportional to 57,508.86, 86,271.30 and 18,069.06 is: 27,106.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,508.86 : 86,271.30 = 18,069.06 : x
  2. Step 2: Convert to fraction form
    57,508.86/86,271.30 = 18,069.06/x
  3. Step 3: Cross multiply
    57,508.86x = 86,271.30 × 18,069.06
  4. Step 4: Simplify right side
    57,508.86x = 1,558,841,295.98
  5. Step 5: Solve for x
    x = 1,558,841,295.98/57,508.86
  6. Step 6: Final answer
    x = 27,106.11

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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.