Home / 43,710.22-65,507.28-17,400.52

Finding the Fourth Proportional to 43,710.22, 65,507.28 and 17,400.52

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Solution

The fourth proportional to 43,710.22, 65,507.28 and 17,400.52 is: 26,077.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,710.22 : 65,507.28 = 17,400.52 : x
  2. Step 2: Convert to fraction form
    43,710.22/65,507.28 = 17,400.52/x
  3. Step 3: Cross multiply
    43,710.22x = 65,507.28 × 17,400.52
  4. Step 4: Simplify right side
    43,710.22x = 1,139,860,735.79
  5. Step 5: Solve for x
    x = 1,139,860,735.79/43,710.22
  6. Step 6: Final answer
    x = 26,077.67

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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.