Home / 210,179.40-290,054.57-114,691.34

Finding the Fourth Proportional to 210,179.40, 290,054.57 and 114,691.34

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Solution

The fourth proportional to 210,179.40, 290,054.57 and 114,691.34 is: 158,277.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,179.40 : 290,054.57 = 114,691.34 : x
  2. Step 2: Convert to fraction form
    210,179.40/290,054.57 = 114,691.34/x
  3. Step 3: Cross multiply
    210,179.40x = 290,054.57 × 114,691.34
  4. Step 4: Simplify right side
    210,179.40x = 33,266,745,282.69
  5. Step 5: Solve for x
    x = 33,266,745,282.69/210,179.40
  6. Step 6: Final answer
    x = 158,277.86

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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.