Home / 207,705.45-286,625.25-117,080.22

Finding the Fourth Proportional to 207,705.45, 286,625.25 and 117,080.22

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Solution

The fourth proportional to 207,705.45, 286,625.25 and 117,080.22 is: 161,566.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,705.45 : 286,625.25 = 117,080.22 : x
  2. Step 2: Convert to fraction form
    207,705.45/286,625.25 = 117,080.22/x
  3. Step 3: Cross multiply
    207,705.45x = 286,625.25 × 117,080.22
  4. Step 4: Simplify right side
    207,705.45x = 33,558,147,327.56
  5. Step 5: Solve for x
    x = 33,558,147,327.56/207,705.45
  6. Step 6: Final answer
    x = 161,566.04

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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.