Home / 121,022.20-181,274.10-97,694.20

Finding the Fourth Proportional to 121,022.20, 181,274.10 and 97,694.20

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Solution

The fourth proportional to 121,022.20, 181,274.10 and 97,694.20 is: 146,332.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,022.20 : 181,274.10 = 97,694.20 : x
  2. Step 2: Convert to fraction form
    121,022.20/181,274.10 = 97,694.20/x
  3. Step 3: Cross multiply
    121,022.20x = 181,274.10 × 97,694.20
  4. Step 4: Simplify right side
    121,022.20x = 17,709,428,180.22
  5. Step 5: Solve for x
    x = 17,709,428,180.22/121,022.20
  6. Step 6: Final answer
    x = 146,332.06

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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.