Home / 207,922.05-286,900.61-117,274.05

Finding the Fourth Proportional to 207,922.05, 286,900.61 and 117,274.05

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Solution

The fourth proportional to 207,922.05, 286,900.61 and 117,274.05 is: 161,820.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,922.05 : 286,900.61 = 117,274.05 : x
  2. Step 2: Convert to fraction form
    207,922.05/286,900.61 = 117,274.05/x
  3. Step 3: Cross multiply
    207,922.05x = 286,900.61 × 117,274.05
  4. Step 4: Simplify right side
    207,922.05x = 33,645,995,895.80
  5. Step 5: Solve for x
    x = 33,645,995,895.80/207,922.05
  6. Step 6: Final answer
    x = 161,820.24

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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.