Home / 238,842.56-329,595.93-131,412.66

Finding the Fourth Proportional to 238,842.56, 329,595.93 and 131,412.66

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Solution

The fourth proportional to 238,842.56, 329,595.93 and 131,412.66 is: 181,345.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,842.56 : 329,595.93 = 131,412.66 : x
  2. Step 2: Convert to fraction form
    238,842.56/329,595.93 = 131,412.66/x
  3. Step 3: Cross multiply
    238,842.56x = 329,595.93 × 131,412.66
  4. Step 4: Simplify right side
    238,842.56x = 43,313,077,886.47
  5. Step 5: Solve for x
    x = 43,313,077,886.47/238,842.56
  6. Step 6: Final answer
    x = 181,345.73

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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.