Home / 64,567.76-96,857.20-17,820.62

Finding the Fourth Proportional to 64,567.76, 96,857.20 and 17,820.62

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Solution

The fourth proportional to 64,567.76, 96,857.20 and 17,820.62 is: 26,732.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,567.76 : 96,857.20 = 17,820.62 : x
  2. Step 2: Convert to fraction form
    64,567.76/96,857.20 = 17,820.62/x
  3. Step 3: Cross multiply
    64,567.76x = 96,857.20 × 17,820.62
  4. Step 4: Simplify right side
    64,567.76x = 1,726,055,355.46
  5. Step 5: Solve for x
    x = 1,726,055,355.46/64,567.76
  6. Step 6: Final answer
    x = 26,732.46

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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.