Home / 10,180.47-15,269.99-3,160.32

Finding the Fourth Proportional to 10,180.47, 15,269.99 and 3,160.32

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Solution

The fourth proportional to 10,180.47, 15,269.99 and 3,160.32 is: 4,740.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,180.47 : 15,269.99 = 3,160.32 : x
  2. Step 2: Convert to fraction form
    10,180.47/15,269.99 = 3,160.32/x
  3. Step 3: Cross multiply
    10,180.47x = 15,269.99 × 3,160.32
  4. Step 4: Simplify right side
    10,180.47x = 48,258,054.80
  5. Step 5: Solve for x
    x = 48,258,054.80/10,180.47
  6. Step 6: Final answer
    x = 4,740.26

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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.