Home / 40,650.12-60,984.54-21,929.76

Finding the Fourth Proportional to 40,650.12, 60,984.54 and 21,929.76

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Solution

The fourth proportional to 40,650.12, 60,984.54 and 21,929.76 is: 32,899.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,650.12 : 60,984.54 = 21,929.76 : x
  2. Step 2: Convert to fraction form
    40,650.12/60,984.54 = 21,929.76/x
  3. Step 3: Cross multiply
    40,650.12x = 60,984.54 × 21,929.76
  4. Step 4: Simplify right side
    40,650.12x = 1,337,376,325.91
  5. Step 5: Solve for x
    x = 1,337,376,325.91/40,650.12
  6. Step 6: Final answer
    x = 32,899.69

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.