Home / 115,460.20-173,190.30-101,175.40

Finding the Fourth Proportional to 115,460.20, 173,190.30 and 101,175.40

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Solution

The fourth proportional to 115,460.20, 173,190.30 and 101,175.40 is: 151,763.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,460.20 : 173,190.30 = 101,175.40 : x
  2. Step 2: Convert to fraction form
    115,460.20/173,190.30 = 101,175.40/x
  3. Step 3: Cross multiply
    115,460.20x = 173,190.30 × 101,175.40
  4. Step 4: Simplify right side
    115,460.20x = 17,522,597,878.62
  5. Step 5: Solve for x
    x = 17,522,597,878.62/115,460.20
  6. Step 6: Final answer
    x = 151,763.10

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1.5x scale

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.