Home / 63,126.54-94,702.77-18,749.34

Finding the Fourth Proportional to 63,126.54, 94,702.77 and 18,749.34

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Solution

The fourth proportional to 63,126.54, 94,702.77 and 18,749.34 is: 28,127.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,126.54 : 94,702.77 = 18,749.34 : x
  2. Step 2: Convert to fraction form
    63,126.54/94,702.77 = 18,749.34/x
  3. Step 3: Cross multiply
    63,126.54x = 94,702.77 × 18,749.34
  4. Step 4: Simplify right side
    63,126.54x = 1,775,614,433.67
  5. Step 5: Solve for x
    x = 1,775,614,433.67/63,126.54
  6. Step 6: Final answer
    x = 28,127.86

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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.