Home / 161,133.30-222,359.13-88,536.06

Finding the Fourth Proportional to 161,133.30, 222,359.13 and 88,536.06

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Solution

The fourth proportional to 161,133.30, 222,359.13 and 88,536.06 is: 122,177.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,133.30 : 222,359.13 = 88,536.06 : x
  2. Step 2: Convert to fraction form
    161,133.30/222,359.13 = 88,536.06/x
  3. Step 3: Cross multiply
    161,133.30x = 222,359.13 × 88,536.06
  4. Step 4: Simplify right side
    161,133.30x = 19,686,801,275.23
  5. Step 5: Solve for x
    x = 19,686,801,275.23/161,133.30
  6. Step 6: Final answer
    x = 122,177.11

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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.