Home / 110,403.76-152,351.92-62,650.60

Finding the Fourth Proportional to 110,403.76, 152,351.92 and 62,650.60

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Solution

The fourth proportional to 110,403.76, 152,351.92 and 62,650.60 is: 86,454.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,403.76 : 152,351.92 = 62,650.60 : x
  2. Step 2: Convert to fraction form
    110,403.76/152,351.92 = 62,650.60/x
  3. Step 3: Cross multiply
    110,403.76x = 152,351.92 × 62,650.60
  4. Step 4: Simplify right side
    110,403.76x = 9,544,939,199.15
  5. Step 5: Solve for x
    x = 9,544,939,199.15/110,403.76
  6. Step 6: Final answer
    x = 86,454.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.