Home / 239,028.36-329,856.48-131,596.17

Finding the Fourth Proportional to 239,028.36, 329,856.48 and 131,596.17

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Solution

The fourth proportional to 239,028.36, 329,856.48 and 131,596.17 is: 181,601.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,028.36 : 329,856.48 = 131,596.17 : x
  2. Step 2: Convert to fraction form
    239,028.36/329,856.48 = 131,596.17/x
  3. Step 3: Cross multiply
    239,028.36x = 329,856.48 × 131,596.17
  4. Step 4: Simplify right side
    239,028.36x = 43,407,849,417.68
  5. Step 5: Solve for x
    x = 43,407,849,417.68/239,028.36
  6. Step 6: Final answer
    x = 181,601.25

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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.