Home / 45,771.60-68,657.40-26,110.80

Finding the Fourth Proportional to 45,771.60, 68,657.40 and 26,110.80

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Solution

The fourth proportional to 45,771.60, 68,657.40 and 26,110.80 is: 39,166.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,771.60 : 68,657.40 = 26,110.80 : x
  2. Step 2: Convert to fraction form
    45,771.60/68,657.40 = 26,110.80/x
  3. Step 3: Cross multiply
    45,771.60x = 68,657.40 × 26,110.80
  4. Step 4: Simplify right side
    45,771.60x = 1,792,699,639.92
  5. Step 5: Solve for x
    x = 1,792,699,639.92/45,771.60
  6. Step 6: Final answer
    x = 39,166.20

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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.