Home / 42,132.28-63,204.54-17,173.84

Finding the Fourth Proportional to 42,132.28, 63,204.54 and 17,173.84

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Solution

The fourth proportional to 42,132.28, 63,204.54 and 17,173.84 is: 25,763.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,132.28 : 63,204.54 = 17,173.84 : x
  2. Step 2: Convert to fraction form
    42,132.28/63,204.54 = 17,173.84/x
  3. Step 3: Cross multiply
    42,132.28x = 63,204.54 × 17,173.84
  4. Step 4: Simplify right side
    42,132.28x = 1,085,464,657.23
  5. Step 5: Solve for x
    x = 1,085,464,657.23/42,132.28
  6. Step 6: Final answer
    x = 25,763.25

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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.