Home / 53,724.53-80,567.72-15,763.21

Finding the Fourth Proportional to 53,724.53, 80,567.72 and 15,763.21

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Solution

The fourth proportional to 53,724.53, 80,567.72 and 15,763.21 is: 23,639.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,724.53 : 80,567.72 = 15,763.21 : x
  2. Step 2: Convert to fraction form
    53,724.53/80,567.72 = 15,763.21/x
  3. Step 3: Cross multiply
    53,724.53x = 80,567.72 × 15,763.21
  4. Step 4: Simplify right side
    53,724.53x = 1,270,005,486.74
  5. Step 5: Solve for x
    x = 1,270,005,486.74/53,724.53
  6. Step 6: Final answer
    x = 23,639.21

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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.