Home / 53,762.86-80,657.52-18,702.82

Finding the Fourth Proportional to 53,762.86, 80,657.52 and 18,702.82

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Solution

The fourth proportional to 53,762.86, 80,657.52 and 18,702.82 is: 28,058.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,762.86 : 80,657.52 = 18,702.82 : x
  2. Step 2: Convert to fraction form
    53,762.86/80,657.52 = 18,702.82/x
  3. Step 3: Cross multiply
    53,762.86x = 80,657.52 × 18,702.82
  4. Step 4: Simplify right side
    53,762.86x = 1,508,523,078.21
  5. Step 5: Solve for x
    x = 1,508,523,078.21/53,762.86
  6. Step 6: Final answer
    x = 28,058.83

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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.