Home / 152,997.06-211,068.03-101,960.10

Finding the Fourth Proportional to 152,997.06, 211,068.03 and 101,960.10

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Solution

The fourth proportional to 152,997.06, 211,068.03 and 101,960.10 is: 140,659.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,997.06 : 211,068.03 = 101,960.10 : x
  2. Step 2: Convert to fraction form
    152,997.06/211,068.03 = 101,960.10/x
  3. Step 3: Cross multiply
    152,997.06x = 211,068.03 × 101,960.10
  4. Step 4: Simplify right side
    152,997.06x = 21,520,517,445.60
  5. Step 5: Solve for x
    x = 21,520,517,445.60/152,997.06
  6. Step 6: Final answer
    x = 140,659.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.