Home / 17,052.50-25,578.75-4,740.50

Finding the Fourth Proportional to 17,052.50, 25,578.75 and 4,740.50

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Solution

The fourth proportional to 17,052.50, 25,578.75 and 4,740.50 is: 7,110.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,052.50 : 25,578.75 = 4,740.50 : x
  2. Step 2: Convert to fraction form
    17,052.50/25,578.75 = 4,740.50/x
  3. Step 3: Cross multiply
    17,052.50x = 25,578.75 × 4,740.50
  4. Step 4: Simplify right side
    17,052.50x = 121,256,064.38
  5. Step 5: Solve for x
    x = 121,256,064.38/17,052.50
  6. Step 6: Final answer
    x = 7,110.75

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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.