Home / 52,559.89-78,792.93-19,272.18

Finding the Fourth Proportional to 52,559.89, 78,792.93 and 19,272.18

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Solution

The fourth proportional to 52,559.89, 78,792.93 and 19,272.18 is: 28,891.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,559.89 : 78,792.93 = 19,272.18 : x
  2. Step 2: Convert to fraction form
    52,559.89/78,792.93 = 19,272.18/x
  3. Step 3: Cross multiply
    52,559.89x = 78,792.93 × 19,272.18
  4. Step 4: Simplify right side
    52,559.89x = 1,518,511,327.75
  5. Step 5: Solve for x
    x = 1,518,511,327.75/52,559.89
  6. Step 6: Final answer
    x = 28,891.07

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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.