Home / 40,899.84-61,367.67-19,856.04

Finding the Fourth Proportional to 40,899.84, 61,367.67 and 19,856.04

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Solution

The fourth proportional to 40,899.84, 61,367.67 and 19,856.04 is: 29,792.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,899.84 : 61,367.67 = 19,856.04 : x
  2. Step 2: Convert to fraction form
    40,899.84/61,367.67 = 19,856.04/x
  3. Step 3: Cross multiply
    40,899.84x = 61,367.67 × 19,856.04
  4. Step 4: Simplify right side
    40,899.84x = 1,218,518,910.23
  5. Step 5: Solve for x
    x = 1,218,518,910.23/40,899.84
  6. Step 6: Final answer
    x = 29,792.75

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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.