Home / 131,197.22-181,068.11-73,858.03

Finding the Fourth Proportional to 131,197.22, 181,068.11 and 73,858.03

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Solution

The fourth proportional to 131,197.22, 181,068.11 and 73,858.03 is: 101,933.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,197.22 : 181,068.11 = 73,858.03 : x
  2. Step 2: Convert to fraction form
    131,197.22/181,068.11 = 73,858.03/x
  3. Step 3: Cross multiply
    131,197.22x = 181,068.11 × 73,858.03
  4. Step 4: Simplify right side
    131,197.22x = 13,373,333,355.43
  5. Step 5: Solve for x
    x = 13,373,333,355.43/131,197.22
  6. Step 6: Final answer
    x = 101,933.06

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1.5x scale

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.