Home / 43,747.90-65,629.95-14,166.70

Finding the Fourth Proportional to 43,747.90, 65,629.95 and 14,166.70

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Solution

The fourth proportional to 43,747.90, 65,629.95 and 14,166.70 is: 21,252.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,747.90 : 65,629.95 = 14,166.70 : x
  2. Step 2: Convert to fraction form
    43,747.90/65,629.95 = 14,166.70/x
  3. Step 3: Cross multiply
    43,747.90x = 65,629.95 × 14,166.70
  4. Step 4: Simplify right side
    43,747.90x = 929,759,812.67
  5. Step 5: Solve for x
    x = 929,759,812.67/43,747.90
  6. Step 6: Final answer
    x = 21,252.67

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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.