Home / 231,642.22-319,501.20-141,003.97

Finding the Fourth Proportional to 231,642.22, 319,501.20 and 141,003.97

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Solution

The fourth proportional to 231,642.22, 319,501.20 and 141,003.97 is: 194,485.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,642.22 : 319,501.20 = 141,003.97 : x
  2. Step 2: Convert to fraction form
    231,642.22/319,501.20 = 141,003.97/x
  3. Step 3: Cross multiply
    231,642.22x = 319,501.20 × 141,003.97
  4. Step 4: Simplify right side
    231,642.22x = 45,050,937,619.76
  5. Step 5: Solve for x
    x = 45,050,937,619.76/231,642.22
  6. Step 6: Final answer
    x = 194,485.00

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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.