Home / 164,728.86-247,295.28-108,615.90

Finding the Fourth Proportional to 164,728.86, 247,295.28 and 108,615.90

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Solution

The fourth proportional to 164,728.86, 247,295.28 and 108,615.90 is: 163,057.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,728.86 : 247,295.28 = 108,615.90 : x
  2. Step 2: Convert to fraction form
    164,728.86/247,295.28 = 108,615.90/x
  3. Step 3: Cross multiply
    164,728.86x = 247,295.28 × 108,615.90
  4. Step 4: Simplify right side
    164,728.86x = 26,860,199,402.95
  5. Step 5: Solve for x
    x = 26,860,199,402.95/164,728.86
  6. Step 6: Final answer
    x = 163,057.03

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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.